modals

Can, might, should

Modals are auxiliary verbs that express necessity, possibility, permission, or ability: can, could, may, might, must, shall, should, will, would.

Unlike regular verbs, modals don't take -s in third person or use infinitives: She can swim, not She cans to swim.

Modal also describes anything relating to mode or manner, and in logic, modal concerns possibility and necessity rather than simple truth.

possibility

might

Great physical strength

  • couldModal of possibility
  • mayVerb of possibility
  • potentialLatent capacity for development

chance · probability · likelihood · contingency · hypothetical · prospect · uncertainty · eventuality · plausibility · speculation

permission

may

Verb of possibility

  • canCylindrical metal container
  • couldModal of possibility
  • allowGrant permission for

permit · consent · authorize · grant · sanction · license · entitle · enable · clearance · approval

ability

can

Cylindrical metal container

able · competence · proficiency · skill · faculty · power · aptitude · enablement

obligation

must

Obligatory requirement

  • shouldExpresses obligation or expectation
  • oughtExpresses duty or obligation
  • dutyRequired moral task

necessity · requirement · compulsion · mandate · responsibility · imperative · commitment · constraint · expectation · demand

grammar

auxiliary

Giving additional support

  • verbAction-expressing word
  • tenseStrained or nervous
  • aspectFeature or dimension

mood · subjunctive · indicative · conditional · conjugation · syntax · inflection · clause · predicate · negation

Categories
Opposites
verb type

modalsaction verbs

Words expressing physical deeds

transitive verbs · infinitives

semantic content

modalsindicatives

Mood for factual assertions

declaratives

morphological behavior

modalsregular verbs

Verbs with predictable endings

irregular verbs

Family

modal, modality, modalities, intermodal

Familiarity
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Used worldwide · Timeless · Abstract · Rated G