Directly Related to "Son":
* Son - a male child
* Sons - plural of son
* Son-in-law - the husband of one's daughter
* Sonnet - a 14-line poem with a specific rhyme scheme (originating from the Italian word "sonetto" meaning "little song")
Related through Meaning:
* Ultrasonic - relating to sound waves with frequencies higher than those audible to the human ear (from "ultra" and "sonic")
* Sonic - relating to sound (from Latin "sonus" meaning "sound")
* Consonant - a speech sound that is not a vowel (from Latin "consonans" meaning "sounding together")
* Dissonance - a harsh or unpleasant combination of sounds (from "dis" meaning "not" and "sonans" meaning "sounding")
* Resonance - the quality of being deep, full, and rich in sound (from Latin "resonare" meaning "to resound")
Other Words with the Root "Son" in Different Languages:
* Sonata (Italian) - a musical composition, typically for one or two instruments
* Sonnambulism (Latin) - sleepwalking
These are just a few examples, and there are many other words with the root "son" in various contexts.