ばりばり; ばりばり (adj-na,adv,n); tearing; crunching (sound); work hard; actively;
ばらばら; ばらばら(adj-na,adv); coming apart; loose; disconnected;
べらべら; べらべら(adj-na,adv,n,vs); non-stop talking; speaking indiscreetly; 
ぼろぼろ; ぼろぼろ(adj-na,adv,n,vs); worn-out; crumbling;
ぶつぶつ; ぶつぶつ (adv,n); grumbling; complaining in a small voice;
ちょこちょこ; ちょこちょこ(adv,n,vs); toddling; hobbling; restless; easily accomplished;
どきどき; どきどき(adv,n,vs); throb; beat (fast);
房房; ふさふさ (adj-na,adv,n); in tufts; tufty; a full head of hair;
ふわふわ; ふわふわ (adj-na); pleasant, cozy; fluffy;
諤々; がくがく (adj-na,adj-no,n); outspoken;
がらがら; がらがら(adj-na,adv,n,vs); clattering;
がたがた; がたがた(adj-na,adv,n,vs); rattle; clatter;
げらげら; げらげら (adv); guffaw; loud laughter;
げろげろ; げろげろ(exp); (sl); gross me out!; disgusting!; ribbit (frog's sound);
ぎりぎり; ぎりぎり(adj-na,adv,n); at the last moment; just barely;
ごちゃごちゃ; ごちゃごちゃ(adj-na,adv,n,vs); (1) jumble; mix up; (2) complaining about various things; 
ごしごし; ごしごし(n,vs,adv); scrubbing; rubbing briskly; 
ぐちゃぐちゃ; ぐちゃぐちゃ(adj-na,adv,n,vs); pulpy; soppy; sloppy; an awful mess;
ぐるぐる; ぐるぐる(adv,vs); turning round and round; going in circles;
愚図愚図; ぐずぐず (adj-na,adv,n); (uk); slowly; tardily; hesitatingly; lingering; complaining; 
ぐうぐう; ぐうぐう(adv); fast (asleep); snoring or grumbling sound; 
ぎゃあぎゃあ; ぎゃあぎゃあ (adv,n); scream; squawk; squeal; a tantrum's sound;
はらはら; はらはら(n,vs,adv); (1) flutter down; (2) keeping on tenterhooks; suspense; (3) exciting; thrilling; about to faint;
じめじめ; じめじめ (adv,n,vs); damp and humid; sodden; wet; clammy;
じくじく; じくじく (adv,n,vs); oozily;
かたかた; かたかた (adv,n,vs); clattering (onom); small things falling;
きらきら; きらきら (adv,n,vs); glitter; sparkle; glisten; twinkle;
くすくす; くすくす (n,adv,vs); chuckle; giggle;
めらめら; めらめら (adv); flaring up; bursting into flames;
めそめそ; めそめそ (adv,n,vs); uncontrolled weeping; sobbing;
ぽちゃぽちゃ; ぽちゃぽちゃ (adv,n,vs); splash water; dabble in water; plump; chubby;
ぽかぽか; ぽかぽか (adv,n,vs); warmth throughout your body; the sound of beating someone;
ぽろぽろ; ぽろぽろ (adj-na,adv,n,vs); in large drops;
ぽつぽつ; ぽつぽつ (adv,n); bit by bit; piece by piece; spots; pimples;
ぷんぷん; ぷんぷん (adv,vs); smelling strongly; angrily;
しくしく; しくしく (adv); the sound of crying;
とんとん; とんとん (adj-na,adv,n); tap; rap-tap; tapping;
つるつる; つるつる(adj-na,adv,n,vs); slippery; smooth;
艶々; つやつや (adv,n); glossy; bright; slick;
わいわい; わいわい (adv); noisily; clamorously; many people making a din;
わんわん; わんわん (n); bow-wow; a dog's bark;