Relevant words for modal word need

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

Relevance	Word	Links
100.00%	need	Concordance - Matched context
53.80%	could	Concordance - Matched context
53.55%	must	Concordance - Matched context
52.58%	may	Concordance - Matched context
46.81%	can	Concordance - Matched context
45.92%	will	Concordance - Matched context
44.67%	shall	Concordance - Matched context
39.40%	would	Concordance - Matched context
35.26%	might	Concordance - Matched context
34.24%	should	Concordance - Matched context