頭突き

ずつき ず つき

head-butting, head-butt

怖めず臆せず

おめずおくせず こわめずおくせず

fearlessly

怖ず怖ず

おずおず

timidly, nervously, with nervous diffidence, trembling with fear

先ず先ず

まずまず

tolerable, passable, adequate, so-so

ずしずし

ずしずし

thump, thud (sound representing the footfalls of something heavy)

ずうずう弁

ずうずうべん

thick Tohoku accent (wherein some "j" sounds become "z" sounds)

見ず知らず

みずしらず

strange, unfamiliar, unknown, new

出ず入らず

でずいらず

neither gain nor loss, neither too much nor too little

んず

むず うず んず

will probably be

言わず語らず

いわずかたらず

to be tacit

負けず劣らず

まけずおとらず

equally (talented, etc.), evenly, neck and neck, nip and tuck

ずきんずきん

ずきんずきん

throbbing (pain), pounding

知らず知らず

しらずしらず

unconsciously, unwittingly, unawares

ずばずば言う

ずばずばいう

to speak one's mind, to speak very frankly

つかず離れず

つかずはなれず

maintaining a reasonable distance, neutral position, indecision

鳴かず飛ばず

なかずとばず

living in obscurity, lying low, remaining unnoticed

寸寸

ずたずた ずだずだ

to pieces, into shreds