Synonyms of caption

1 Syllable
head, term
2 Syllables
rubric, heading, title, titling, legend
3 Syllables
captioning, scarehead, descriptor, vocable, inscription, subtitle, descriptors, lettering, captioned, inscriptions
4 Syllables
underscore, explanation, underlining, underscoring, underlined, underscored, underline
5 Syllables
interlineate