二つずつ

two at a time; two by two; in twos

一つ二つ

ひとつふたつ

one or two, a few, small number

二つ宛

ふたつあて ふたつづつ

two pieces of, two pieces each

二つ目

ふたつめ

one after next, second

二つ名

ふたつな

nickname, alias, pseudonym, pen name, nom de plume, other name

二つ繭

ふたつまゆ

double cocoon

二つ共

ふたつとも ふたつども

both

瓜二つ

うりふたつ

as alike as two melons (two peas in a pod)

二つに一つ

ふたつにひとつ

one of two (possibilities, alternatives, etc.)

真っ二つ

まっぷたつ まっふたつ

in two equal parts

真二つに

まふたつに

right in half

二つ返事

ふたつへんじ

immediate reply, quick answer, ready agreement

二つ置き

ふたつおき

every third

二つ割り

ふたつわり

half, cutting in two

二つ折り

ふたつおり

folded in half, doubled

二つとも

both

二つ結び

ふたつむすび

pigtails; bunches; two ponytails; angel wings

真っ二つに

まっぷたつに まっふたつに

right in half

二つとない

ふたつとない

unique; peerless; invaluable; priceless