lower nidan verb (archaic) / transitive:

• to study; to complete (a course); to cultivate; to master - archaism
• to order (one's life) - archaism
• to repair (a fault one has committed) - archaism

godan ~る verb / transitive:

• to adopt (method, proposal, etc.); to take (measure, course of action, etc.); to decide on
• to pick (e.g. flowers); to gather (e.g. mushrooms); to catch (e.g. insects)
• to extract (e.g. juice); to take (e.g. a sample)
• to assume (an attitude)
• to take on (workers, students); to employ; to hire
• to draw in (e.g. water); to let in (e.g. light from a window)

noun / ~する noun:

• graduation; completion (e.g. of a course)
• outgrowing something; moving on (from)

noun / ~する noun:

• management; dealing with; settlement; cleaning up; disposal

noun:

• course of events; circumstances; particulars
• end result (usu. bad); outcome

noun / ~する noun / adjectival noun:

• economizing; economising; frugality; being thrifty

adjectival noun / noun:

• upper part

noun:

• upper stream; upper course of a river ［かみて］
• right side of the stage (audience's or camera's POV); stage left (actor's POV) ［かみて］

adjectival noun / noun:

• skillful (only in comparisons); dexterity (only in comparisons) ［うわて］

noun:

• over-arm grip on opponent's belt ［うわて］ - Sumo term

godan ~く verb:

• to ascend (the throne); to accede ➜ 付く【つく】
• to take (seat, position, course, office, etc.); to assume; to be hired; to be employed ［就く］
• to start (on a journey); to commence; to depart ［就く］
• to study (under teacher); to be an apprentice ［就く］

godan ~す verb / transitive:

• to drop; to lose; to let fall; to shed (light); to cast (one's gaze); to pour in (liquid); to leave behind
• to clean off (dirt, makeup, paint, etc.); to remove (e.g. stains or facial hair); to lose; to spend money at a certain place; to omit; to leave out; to secretly let escape
• to lose (a match); to reject (an applicant); to fail (a course); to defeat (in an election)
• to lower (e.g. shoulders or voice); to lessen (e.g. production or body weight); to worsen (quality); to reduce (e.g. rank or popularity); to speak badly of; to make light of; to fall into straitened circumstances
• to fall into (e.g. a dilemma or sin); to make one's own; to have one's bid accepted; to force surrender; to take (e.g. an enemy camp or castle); to forcefully convince; to press for a confession; to deal with
• to download; to copy from a computer to another medium - IT term
• to make someone swoon (judo) - Martial Arts term
• to finish a story (e.g. with the punch line)
• to finish (a period, e.g. of fasting)

noun:

• science (inc. mathematics, medicine, etc.); natural science ➜ 文科
• science department (university); science course
• science (as a school subject)

noun:

• athletics; exercise ➜ アスレチックス
• adventure playground; obstacle course ➜ フィールドアスレチック
• leisure facilities

particle:

• you said; he said; she said; they said - casual quoting particle ➜ と
• if ... then - indicates supposition
• do you seriously think that - as かって; indicates a satirical or rhetorical question
• I already told you; you should know by now that; of course - indicates certainty, insistence, emphasis, etc.
• the said ... - abbr. of という
• says that ... - abbr. of と言っている
• I hear that ... - abbr. of と聞いている
• as for the term ... - abbr. of とは, というのは
• as for ... - equiv. of は topic marker

noun:

• beginning and end; from beginning to end
• result; outcome; course of events

noun / ~する noun:

• dealing with something successfully

ichidan verb / transitive:

• to entrust (e.g. a task) to another; to leave to
• to passively leave to someone else's facilities ➜ 想像に任せる
• to leave to take its natural course ➜ 成り行きに任せる
• to continue (something) in a natural fashion (without particular aim)
• to rely fully on one's (full strength, great ability, long time taken) to get something done ➜ 力任せ

godan ~る verb / intransitive verb:

• to be duplicated; to be repeated ➜ ダブル
• to overlap; to fall together (of dates, etc.); to coincide
• to repeat (a failed course, school year, etc.)
• to make a double play - Baseball term ➜ ダブルプレー
• to make a double fault (in tennis) - Sports term ➜ ダブルフォールト

adjectival noun:

• rough
• casual (clothing)

noun:

• rough (of a golf course)
• rough sketch; rough draft
• ruff

noun:

• stream; current; flow
• course of events

noun / ~の noun:

• mainstream; commonplace

noun:

• main course (of a river); main stream

noun:

• humanities; liberal arts; social science
• literary course; department of literature

adverb:

• from the beginning; from the first; all along; originally
• of course

noun:

• leaving or staying
• (one's) course of action; (one's) position; (one's) attitude

noun:

• wrong way; unorthodox method; improper way (of doing)
• evil course; heresy

noun:

• junction line between two sea currents; line where two ocean currents meet
• course of things; turning point

expression:

• that night; that evening
• over the course of the evening

noun:

• weather
• course of events

expression:

• the past; bygone days (years, age, etc.) ➜ 来し方
• the course (route) one has come by; the direction one came from

noun / ~の noun:

• pasturing; letting (an animal) run loose
• letting (someone) do as they please; leaving (something) to take its own course; letting (an issue) go unchecked; leaving uncontrolled; leaving at large (e.g. a criminal)