なよなよ

adverb taking the 'to' particle, adverb, noun or participle which takes 'suru'

weakly; delicately; supplely

Describes something or someone lacking firmness, appearing frail, slender, or bending easily. Often used for people, limbs, or objects that seem unsteady or lacking strength. Can carry a slightly negative nuance of being unreliable or too soft.

• 彼かれはなよなよした態たい度どで、あまり頼たよりにならない。

  He has a weak, unassertive manner and isn't very reliable.

• その植しょく物ぶつの茎くきはなよなよとしていて、すぐ折おれそうだ。

  The stem of that plant is so delicate it looks like it might snap at any moment.