Causing a stinging sensation. / Cutting or incisive. / Tending to bite.

One is cautious if one has been hurt in the past.

Containing bits; fragmented. / Very small.

Alternative form of bittie

Fragmented. / Very small, tiny.

Alternative form of itsy-bitsy

(idiomatic) To forcibly prevent oneself from speaking, especially in order to avoid saying something inappropriate or likely to cause a dispute.

People who make threats rarely carry them out.

(dentistry) A small wooden stick used in orthodontistry, which the patient bites on when the bands of the braces are fitted.

(geology) oil sand