Word: frightful
Part of speech: Adjective
Syllables: fright
ful
Definition: Unpleasant, dreadful, awful (also used as an intensifier).
Morphemes:
Affix: fright
Language: en
PoS: Noun
Meaning: Anything strange, ugly or shocking, producing a feeling of alarm or aversion.
Affix: -ful
Language: en
PoS: Suffix
Meaning: Used to form adjectives from nouns. Full of, tending to, or thoroughly possessing the quality expressed by the noun.