Grade 5
(doubt-ful) 2 syllables

Definition

adjective. uncertain or unsettled in opinion or belief

Example Sentence

It is doubtful that the story is true.

Synonyms

uncertain; questionable; skeptical

Antonyms

certain

Hear It! Say It! Write It!

doubtful
Hear It! Say It! Write It!

Rhymes

  • doubtful