different between ruinous vs pernicious

English

Etymology

From Middle English ruynous, from Old French ruinos, ruineus, from Latin ru?n?sus; surface analysis ruin +? -ous.

Pronunciation

• IPA^(key): /??u?.?n?s/

Adjective

ruinous (comparative more ruinous, superlative most ruinous)

1. Causing ruin; destructive, calamitous
2. Extremely costly; so expensive as to cause financial ruin.

   They were forced to completely replace the roof at ruinous expense.

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

Synonyms

• (characterized by ruin): See Thesaurus:ramshackle

Derived terms

• ruinously
• ruinousness

Translations

Further reading

• ruinous in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• ruinous in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• ruinous at OneLook Dictionary Search

Anagrams

• urinous

English

Etymology

From Middle English, from Old French pernicios, from Latin pernici?sus (“destructive”), from pernici?s (“destruction”), from per (“through”) + nex (“slaughter, death”).

Pronunciation

• (Received Pronunciation) IPA^(key): /p??n???s/
• (General American) IPA^(key): /p??n???s/

• Rhymes: -???s

Adjective

pernicious (comparative more pernicious, superlative most pernicious)

1. Causing much harm in a subtle way.

   Synonym: deleterious
2. Causing death or injury; deadly.

   Synonym: attery

Derived terms

• perniciousness
• perniciously

Related terms

• pernicious anemia

Translations

Anagrams

• superionic