old boy vs alum
alum vs old boyold boy and alum both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| old boy | Yes | No | No | No |
| alum | Yes | No | No | No |
As nouns,
alum is a hypernym of
old boy; that is, alum is a
word with a broader meaning than old boy:
- old boy: a former male pupil of a school
- alum: a person who has received a degree from a school (high school or college or university)
| old boy (noun) | alum (noun) |
|---|---|
| a vivacious elderly man | a double sulphate of aluminum and potassium that is used as an astringent (among other things) |
| a former male pupil of a school | a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum |
| a familiar term of address for a man | a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum |
| a person who has received a degree from a school (high school or college or university) |
Words related to "old boy"
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