feel sorry about something that you have done

"As a penance, she said she would buy them all a box of chocolates"

Synonyms:apology, amends

"A penchant for fast food"

Synonyms:liking, fondness

feeling sorry for something wrong

Synonyms:repentant, contrite, regretful, remorseful, apologetic

engaged in deep and serious thought

"A pensive mood"

Synonyms:thoughtful, thinking, contemplative, musing, meditative, introspective

unwilling to spend money

Synonyms:economical, parsimonious

Antonyms:generous

Synonyms:insightful, observant, astute

sit or rest on a higher place

"The cat liked to perch on the windowsill and watch the world outside"

(of a liquid or gas) filter gradually through a porous surface or substance

"The water percolating through the soil may leach out minerals"

enduring continuously; imperishable

Synonyms:long-lasting, durable, imperishable, abiding

lasting or enduring for a long time

"The perennial flowers bloom year after year in the garden"

Synonyms:everlasting, enduring, persistent, abiding

deceitful and untrustworthy

"A perfidious lover"

Synonyms:treacherous, deceitful, disloyal, unfaithful

"One act of perfidy on the part of nation will shatter your reputation"

Synonyms:treachery, deceit, disloyal

pierce and make a hole in

Synonyms:pierce, penetrate

(of an action) carried out without real interest, feeling, or effort

"She asked a few perfunctory questions and then ended the conversation"

Synonyms:cursory, desultory

Antonyms:careful

full of danger or risk

"The country roads are quite perilous"

Synonyms:jeopardy, hazard, threat, vulnerability

spread throughout something

Synonyms:pervade, imbue, perfuse

allowing or showing a freedom of behavior that many people do not approve of

Synonyms:liberal, broad-minded

Antonyms:intolerant, strict

having a harmful effect

"The pernicious effects of pollution"

Synonyms:harmful, damaging, injurious, detrimental, deleterious, dangerous

Synonyms:everlasting, incessant, eternal, endless

Antonyms:ephemeral, transient

to treat someone unfairly because of their race, religion, or political beliefs

"Religious minorities are persecuted in India"