flaccid

Example:The slack wire would not hold his weight, causing him to slip.

Definition:Not tight or taut; loose.

Example:With a limp gait, he could barely walk after his accident.

Definition:Weak and feeble, especially in posture or muscles.

Example:She felt the soft cushion under her head, which was very comfortable.

Definition:Having a consistency resembling that of a soft material like cotton or tofu; not hard or firm.