2
hidden
2
inarticulate(adjective, vague, incoherent, incomprehensible)
2
indefinite
2
misty
2
murky
2
scribbled(adjective, incomprehensible, indecipherable, scrawled)
2
unexplained(adjective, unintelligibility)
2
unfathomable(adjective, incoherent, incomprehensible, inarticulate)
1
hieroglyphic(adjective, unreadable)
1
ambiguous
1
amorphous
1
baffling(adjective, unintelligible)
1
bleary
1
blurred
1
blurry
1
cloudlike
1
concealed
1
covert
1
dim
1
dirty
10 years ago|10k views|share |citing 
APASmart Define. (2016). illegible thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/illegible/thesaurus/synonyms
ChicagoSmart Define. 2016. "illegible thesaurus" https://smartdefine.org/illegible/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, illegible thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/illegible/thesaurus/synonyms>.
MLASmart Define. "illegible thesaurus" 10 March 2016. Web. 26 September 2026. <https://smartdefine.org/illegible/thesaurus/synonyms>