What does "self-talk" mean?

A speech or conversation to oneself, whether silent or aloud.

What is a synonym for "self-talk"?

Common synonyms include: monologues, soliloquize.

noun

noun ·Rare ·Advanced level

Noun

1
A speech or conversation to oneself, whether silent or aloud. uncountable
"One way to develop self-confidence is to try to step back and look at yourself objectively. Use positive self-talk instead of criticisms. Refrain from such self-talk as “I don't matter,” […]"

"My positive self-talk creates my reality."

From self- + talk.