Homophones/Homonyms/Homographs
The Wikipedia entry for homonym has a table like yours:
| Term | Meaning | Spelling | Pronunciation |
|---|---|---|---|
| Homonym | Different | Same | Same |
| Homograph | Different | Same | (No requirement) |
| Homophone word | Different | (No requirement) | Same |
| Homophone phrase | Different | Different | Same to varying degree |
| Heteronym | Different | Same | Different |
| Heterograph | Different | Different | Same |
| Polyseme | Different but related | Same | (No requirement) |
| Capitonym | Different when capitalized | Same except for capitalization | (No requirement) |
| Synonym | Same | Different | Different |
| Antonym | Opposite | Different | Different |
| Auto-antonym | Opposite | Same | (No requirement) |
| Synophone | Different | Different | Similar |
Homophones are words which are pronounced in same way but may be spelt in different ways. For example:
cite, site, and sight
Homonyms are words which are spelt in the same way but pronounced and meant in different ways. For example,
minute [noun] and minute [adjective]
These words are pronounced in different ways when used to mean 'a unit of time' and 'tiny'.