"Ruinous" is a word in ENGLISH

ruinous ENGLISH
Definition:

Causing, or tending to cause, ruin; destructive; baneful;
pernicious; as, a ruinous project.

ruinous ENGLISH
Definition:

Characterized by ruin; ruined; dilapidated; as, an
edifice, bridge, or wall in a ruinous state.

ruinous ENGLISH
Definition:

Composed of, or consisting in, ruins.

Few words of positivity

You have to open up to the world and learn optimism...Contentment with the past, happiness with the present, and hope for the future. Learned optimisim.

Jennifer Crusie, Agnes and the Hitman

WORD SUGGESTIONS
Laugh your heart out.

Teacher: What family does the octopus belong to?Pupil: Nobody I know!

destructive ENGLISH

Causing destruction; tending to bring about ruin, death, or devastation; ruinous; fatal; productive of serious evil; mischievous; pernicious; -- often …

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