adverb:

• slap (sound of a flat object continuously striking something)
• splash

adverb / ~する noun:

• sound of something thick and soft being pierced by something sharp and hard - onomatopoeia
• containing sullen anger or discontent

adverb:

• sound of a flat surface repeatedly making contact with something - onomatopoeia
• applying a seal or stamp again and again; pasting (paper) all over - onomatopoeia
• daubing; smearing - onomatopoeia

adverb / ~と adverb / ~する noun:

• chatter; prattle - onomatopoeia

adverb / ~と adverb:

• lapping (up); slurping - onomatopoeia

adverb / ~と adverb / ~する noun:

• sound of juicy food being bitten into - onomatopoeia

adverb / ~する noun:

• shrill whistling sound - onomatopoeia
• reddening or brightening slightly
• rush of blood to the head

~と adverb:

• glugging; drinking deeply - onomatopoeia
• nodding deeply

~と adverb:

• nod deeply - onomatopoeia
• glugging; drinking deeply

adverb / ~と adverb / ~する noun:

• mumblingly; grumblingly - onomatopoeia
• tardily; slowly

adverb / ~と adverb:

• mooing - onomatopoeia

noun:

• moo-moo (i.e. kid's talk for "cow") - children's language

~と adverb:

• with glugging (e.g. of liquid being poured, running down) - onomatopoeia

adverb:

• without a flaw; accurately

adverb / ~と adverb / ~する noun:

• throbbing (pain); pounding; stinging - onomatopoeia

~と adverb:

• throbbing (pain); pounding - onomatopoeia

adverb:

• without difficulty; easily

adverb:

• suddenly; sharply (e.g.glancing, making a sound); fiercely; completely - はったと is stronger

adverb:

• in addition to; apart from

expression / adverb:

• in the confusion of the moment; taking advantage of the confused state of affairs

expression / adverb:

• without a moment's delay; leaving everything else unattended to

expression / adverb:

• as hard as one can; with one's whole heart ➜ 捩じり鉢巻き

adverb / ~と adverb:

• meaningfully (smiling, grinning, etc.); suggestively; broadly; sneeringly - onomatopoeia

noun / adverb:

• many months and years - archaism

adverb:

• secretly; behind someone's back; unbeknownst to the parties involved

adverb:

• dripping wet - archaism

noun / ~と adverb:

• sniff; sniffle; snuffle - onomatopoeia

noun / ~する noun / ~と adverb:

• (the impression of being) soft and flexible - onomatopoeia