IPA: /sɪˈmæntɪkli/
KK: /sɪˈmæntɪkli/
In a way that relates to the meaning of words and phrases.
The two sentences are semantically different, even though they sound similar.
Semantically → It is formed from "semant-" (from Greek "semantikos", meaning significant or having meaning) and "-ically" (meaning in a manner related to). The word "semantically" refers to something that relates to meaning in language or logic.
Think of 'semant-' which relates to 'meaning' — so when you hear 'semantically', remember it refers to how something relates to meaning.