The words psi, scye, scythe, sie, sigh sound the same but have different meanings and spellings. Why do psi, scye, scythe, sie, sigh sound the same even though they are completely different words?
The answer is simple: psi, scye, scythe, sie, sigh are homophones of the English language.
The 23rd letter of the Greek alphabet. See Table at alphabet.
Parapsychological phenomena or abilities considered as a group.
pounds per square inch
an armhole (or, occasionally, a leghole) in tailoring and dressmaking
An implement consisting of a long, curved single-edged blade with a long bent handle, used for mowing or reaping.
To cut with or as if with a scythe.
To sink; fall; drop.
To fall, as in a swoon; faint.
To drop, as water; trickle.
To exhale audibly in a long deep breath, as in weariness or relief.
To emit a similar sound: willows sighing in the wind.
To feel longing or grief; yearn: sighing for their lost youth.
To express with or as if with an audible exhalation.
Definitions from The American Heritage® Dictionary of the English Language, 4th Edition, from Wiktionary, Creative Commons Attribution/Share-Alike License and Wordnik.
Homophones (literally "same sound") are usually defined as words that share the same pronunciation, regardless of how they are spelled.