adverb:

• chafing; grinding (e.g. teeth) - onomatopoeia
• binding tightly; pulling tight (e.g. a bow) - onomatopoeia
• rotating quickly - onomatopoeia
• hurting sharply - onomatopoeia
• briskly; quickly; promptly; at once; right away - onomatopoeia

adverb / ~と adverb / ~する noun:

• crisp (not moist or juicy); crunchy; flaky (as in pastry) - onomatopoeia
• crunching sound (of walking on snow, frost, sand, etc.) - onomatopoeia
• doing skillfully and efficiently; doing quickly; proceeding smoothly - onomatopoeia
• sound of pouring liquid - onomatopoeia - archaism
• speaking clearly - onomatopoeia - archaism

ichidan verb / transitive:

• to steal; to rob; to snatch; to pocket; to plunder
• to deceive; to trick; to cheat
• to graze (in passing); to skim; to brush against; to touch lightly
• to appear and quickly disappear (a thought, a smile, etc.); to flit (through one's mind, across one's face)
• to do (something) while no one is looking - often as 目をかすめて
• to hint at; to suggest; to insinuate - archaism

adverb / ~と adverb / ~する noun:

• toddling; with small, quick steps - onomatopoeia
• restlessly; in continuous motion - onomatopoeia
• quickly and easily - onomatopoeia
• often; frequently; now and then; occasionally - onomatopoeia

adverb / ~と adverb:

• sound of thin metal or plastic surface caving in and springing back - onomatopoeia
• action of quickly bowing or lowering one's head; (with a) bob of the head - onomatopoeia

noun / ~する noun:

• electric short-circuit
• drawing a hasty inference between two events; jumping to a quick conclusion; dealing with matters quickly and carelessly

godan ~す verb / transitive:

• to let fly; to make fly; to send flying; to blow off (e.g. in the wind); to launch; to fire; to hurl; to shoot
• to skip over; to leave out; to omit; to drop (e.g. a stitch)
• to run fast; to drive fast; to gallop
• to spray; to splash; to spatter
• to say without reservation; to call out (e.g. a jeer); to rattle of (e.g. a joke)
• to spread (e.g. a rumour); to circulate; to send out (a message); to issue (e.g. an appeal)
• to transfer (to a less important post); to send away (e.g. to a provincial branch); to demote
• to dispatch quickly (e.g. a reporter)
• to get rid of; to burn off (alcohol)
• to attack (e.g. with a leg manoeuvre)

auxiliary verb / godan ~す verb:

• to do vigorously; to do roughly; to do energetically

adverb:

• much; remarkably; noticeably
• not at all (with neg. verb)
• quickly and vigorously; unhesitatingly

noun:

• lantana (plant, flower) ➜ ランタナ
• hydrangea (Hydrangea macrophylla) ➜ アジサイ
• kabuki dance in which the dancer quickly changes his clothes seven times

godan ~す verb / transitive:

• to blow off (strongly); to blow away
• to drive away (e.g. one's worries); to dispel
• to do at great speed (e.g. drive a car); to carry out (a task) very quickly

godan ~す verb / transitive:

• to roll
• to turn over; to tip over; to throw down
• to leave
• to buy and sell (quickly for a profit)