1.Vigorous (adjective)
- Meaning: strong and healthy
- Synonym: robust
- Antonym: weak
- Usage: Take vigorous exercise for several hours a week.
2.Intimidating (adjective)
- Meaning: having a frightening effect
- Synonym: menace
- Antonym: pleasant
- Usage: The formidable opponent was extremely intimidating to the young basketball team.
3.Efficacious (adjective)
- Meaning: successful in producing a desired or intended result
- Synonym: effective
- Antonym: futile
- Usage: This treatment was efficacious in some cases.
4.Innocuous (adjective)
- Meaning: harmless
- Synonym: safe
- Antonym: harmful
- Usage: The conversation was innocuous and she wasn’t identified by name.
5.Dither (verb)
- Meaning: indecisive
- Synonym: hesitate
- Antonym: resolute
- Usage: He accused the government of dithering over the deal.
6.Inclination (noun)
- Meaning: a person’s natural tendency or urge to act or feel
- Synonym: propensity
- Antonym: aversion
- Usage: She shows no inclination to give in to their demands.
7.Abate (verb)
- Meaning: become less intense
- Synonym: subside
- Antonym: intensify
- Usage: Taking pain medicine can cause headaches to abate.
8.Auspicious (adjective)
- Meaning: conducive to success
- Synonym: favorable
- Antonym: inauspicious
- Usage: It was not the most auspicious moment to hold an election.
9.Perplexity (noun)
- Meaning: inability to deal
- Synonym: confusion
- Antonym: composure
- Usage: In my perplexity I did not know whose aid and advice to seek.
10.Congestion (noun)
- Meaning: the state of being congested.
- Synonym: blockage
- Antonym: spacious
- Usage: The new bridge should ease congestion in the area.
