Word: ruinous
Part of speech: Adjective
Syllables: ru
in
ous
Definition: Extremely costly; so expensive as to cause financial ruin.
Morphemes:
Affix: ruin
Language: en
PoS: Verb
Meaning: To cause severe financial loss to; to bankrupt or drive out of business.
Etymology Compounds: Affix: ruīna
Language: la
Decoded: ruina
Meaning: overthrow, ruin
Affix: -ous
Language: en
PoS: Suffix
Meaning: Used to form adjectives from nouns, to denote possession or presence of a quality in any degree, commonly in abundance.
Etymology Compounds: Affix: -ōsus
Language: la
Decoded: -osus
Meaning: full, full of