What is the meaning of Afraid?

Impressed with fear or apprehension; in fear.

Regretful, sorry; expressing a reluctance to face an unpleasant situation. [with that (+ clause) or clause; or with so or not]

Worried about, feeling concern for, fearing for (someone or something). [with for]

unnecessary, unessential

superfluity, extravagance

Source: wiktionary.org