ichidan verb / intransitive verb:

• to fall down; to drop; to fall (e.g. rain); to sink (e.g. sun or moon); to fall onto (e.g. light or one's gaze); to be used in a certain place (e.g. money)
• to be omitted; to be missing
• to decrease; to sink
• to fail (e.g. exam or class); to lose (contest, election, etc.)
• to crash; to degenerate; to degrade; to fall behind
• to become indecent (of a conversation)
• to be ruined; to go under
• to fade; to come out (e.g. a stain); to come off (e.g. makeup); to be removed (e.g. illness, possessing spirit, name on a list) ➜ 狐が落ちる【きつねがおちる】
• to fall (into someone's hands); to become someone's possession
• to fall (into a trap); to fall (for a trick)
• to give in; to give up; to confess; to flee
• to fall; to be defeated; to surrender
• to come to (in the end); to end in
• to fall (in love, asleep, etc.) ➜ 恋に落ちる【こいにおちる】・眠りに落ちる【ねむりにおちる】
• to swoon (judo)
• to consent; to understand ➜ 腑に落ちない【ふにおちない】
• to crash; to freeze - IT term
• to die - of animals
• to move to the depths - of fish when it gets cold

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)

ichidan verb / transitive:

• to hang up (e.g. a picture on the wall); to let hang; to suspend (from); to hoist (e.g. sail); to raise (e.g. flag) ➜ 壁にかける
• to put on (e.g. a blanket); to put on top of; to cover
• to put on (glasses, etc.); to wear (a necklace, etc.) ➜ 眼鏡を掛ける
• to make (a call) ➜ 電話を掛ける
• to spend (time, money); to expend; to use ➜ 時間を掛ける
• to pour (liquid) onto; to sprinkle (powder or spices) onto; to splash; to throw (e.g. water) onto somebody ➜ 塩をかける
• to turn on (an engine, radio, etc.); to set (a dial, an alarm clock, etc.); to put on (a DVD, a song, etc.)
• to cause (somebody inconvenience, trouble, etc.); to burden (someone); to impose ➜ 迷惑を掛ける
• to multiply (arithmetic operation)
• to secure (e.g. lock) ➜ 鍵を掛ける
• to take a seat; to sit; to rest (something on something else); to support (something on something else) ➜ 腰を掛ける
• to bind - also 繋ける
• to wager; to bet; to risk; to stake; to gamble ➜ 賭ける【かける】
• to put an effect (spell, anaesthetic, etc.) on
• to hold (a play, festival, etc.)
• to hold an emotion for (pity, hope, etc.)
• to argue (in court); to deliberate (in a meeting); to present (e.g. idea to a conference, etc.) ➜ 裁判に掛ける
• to increase further
• to catch (in a trap, etc.)
• to set atop
• to erect (a makeshift building)
• to apply (insurance) ➜ 保険を掛ける
• to pun (on a word); to use (a word) as a pivot word; to play on words ➜ 掛詞

suffix / ichidan verb:

• to be partway doing ...; to begin (but not complete) ...; to be about to ... - after -masu stem of verb ➜ 話し掛ける
• to address (someone); to direct (something, to someone); to do (something, to someone) - after -masu stem of verb; indicates (verb) is being directed to someone ➜ 話し掛ける