Alert, able, and acute are all synonyms for intelligent. Stupid and non-rational are antonyms of intelligent. And here are 36 another word for intelligent.
The adjective "intelligent" has a variety of synonyms that differ in length. 1 synonym with 3 letters, 2 synonyms with 4 letters, 6 synonyms with 5 letters, 6 synonyms with 6 letters, 3 synonyms with 8 letters, 5 synonyms with 9 letters, 3 synonyms with 10 letters, 2 synonyms with 11 letters, 2 synonyms with 13 letters, 2 synonyms with 16 letters, 1 synonym with 23 letters, and 1 synonym with 24 letters, for a total of 34 synonyms for intelligent.
She is an intelligent problem solver.
The professor gave intelligent answers quickly.
He is an intelligent and thoughtful leader.
Her intelligent ideas impressed the team.
| Word | Opposites | Synonyms |
|---|---|---|
| Replacement | Original, substitution | Substitute, alternative |
| Hint | Explicit, clarification | Clue, inkling |
| Prestige | Disrepute, obscurity | Status, standing |
| Inconsistent | Consistent, steady | Incompatible with, conflicting with |
| Assignment | Free time, leisure | Task, piece of work |
| Intuitive | Logical, rational | Instinctive, intuitional |
| Well rounded | Narrow-minded, one-dimensional | Balanced, complete |
| Accomplishment | Failure, setback | Achievement, act |
| Legend | Myth, fact | Myth, saga |
| Resentment | Contentment, happiness | Bitterness, indignation |
| Attentive | Inattentive, inconsiderate | Alert, awake |
| Points | Blanks, edges | Tip, sharp end |
| Center | Edge, outskirts | Middle, core |
| Development | Decline, stagnation | Evolution, growth |
| Central | Side, extreme, outer | Middle, centre |
| Pretentious | Natural, unaffected | Affected, ostentatious |
| Granted | Denied, Questioned | Allowed, permitted |
| Take for granted | Cherish, Acknowledge fully | Assume, presume |
| Fulfilling | Empty, unsatisfying | Gratifying, satisfying |
| At present | In the past, in the future | At the moment, just now |
| Present | Past, future, absent | In attendance, attending |
| Enter | Leave, scratch | Go in/into, come in/into |
| Malignant | Benevolent, benign | Spiteful, hostile |
| Unwanted | Wanted, welcome, desirable, invited, loved | Unwelcome, undesirable |
| Compliment | Insult, criticism | Flattering remark, tribute |
| Eccentric | Ordinary, conventional | Unconventional, uncommon |
| Student | Teacher, instructor | Undergraduate, postgraduate |
| Transparent | Obscure, ambiguous | See-through, clear |
| Complacent | Dissatisfied, humble | Smug, self-satisfied |
| Coherent | Incoherent, muddled | Logical, reasoned |
| Intricate | Simple, straightforward | Complex, complicated |
| Extent | Limitation, restriction | Area, size |
| Entity | Nonentity, non-existence | Organization, institution |
| Relentless | Short-lived, irresolute, intermittent | Persistent, continuing |
| Prudent | Unwise, imprudent, incautious, extravagant | Wise, well judged |
| Entitle | Deny, restrict | Qualify, make eligible |
| Maintain | Break off, neglect | Keep in good condition, keep in repair |
| Document | Erase, delete | Official paper, legal paper |
| Complaint | Praise, commendation | Protest, protestation |
| Agenda | Disorganization, chaos | Schedule, plan |
| Genius | Stupidity, dunce | Brilliance, great intelligence |
| Indifferent | Heedful, caring | Unconcerned about, apathetic about/towards |
| Silent | Audible, noisy | Completely quiet, still |
| Incentive | Deterrent, disincentive | Inducement, motivation |
| Intimidate | Reassure, comfort | Frighten, menace |
| Intimidating | Comforting, reassuring | Frightening, alarming |
| Mentor | Student, mentee | Adviser, guide |
| Entertainment | Boredom, drudgery | Amusement, pleasure |
| Excellent | Poor, inferior | Very good, superb |
| Insufficient | Sufficient, adequate | Inadequate, not enough |
| Representative | Atypical, unrepresentative | Typical, prototypical |
| Decent | Disobliging, dishonest | Satisfactory, reasonable |
| Gullible | Cynical, suspicious | Credulous, over-trusting |
| Ancient | Recent, contemporary | Of long ago, earliest |
| Conventional | Unorthodox. unconventional, radical, bohemian | Normal, standard |