Relevant words for adjective invalid

Below are synonyms, antonyms and words that are in some manner relevant to adjective invalid (as applied to automotive subject domain). You may view concordance (full context) and matched context for essential words.

Relevance	Word	Links
100.00%	invalid	Concordance - Matched context
20.29%	real	Concordance - Matched context
19.35%	valid	Concordance - Matched context
13.30%	perceptible	Concordance - Matched context
9.40%	reasonable	Concordance - Matched context
7.01%	false	Concordance - Matched context
5.73%	actual	Concordance - Matched context