Synonyms for forgetful

Similarity of adj forgetful

3 senses of forgetful

Sense 1:

unretentive (vs. retentive), forgetful, short

Also See: unmindful#1, forgetful#2, mindless#3

Sense 2:

unmindful (vs. mindful), forgetful, mindless
amnesic, amnesiac

Sense 3:

forgetful, oblivious
inattentive (vs. attentive)