context clues
She appreciated his candor when he told her the truth.
What is honesty
Antisocial
Anti(against)+social
Joey was walking lethargically after he broke his foot.
What is slow
Hypersensitive
Hyper(over)+ sensitive
The malicious rumor hurt her feelings.
What is bad
Biological
Biology+ ical (relating to)
The sagacious teacher gave advice that helped her students for years.
What is wise
Revolutionary
revolution + ary (relating to)
The cold wind was a harbinger of the coming storm.
What is sign of something happening
Subterranean
Sub(under)+terranean(ground)