solo
so-lo
adverb
Without a companion or assistance; by oneself.
"She prefers to travel solo."
adjective
Performed or undertaken by one person without others.
"He made a solo journey."
verb
To perform or undertake something alone.
"He will solo the aircraft soon."
noun
A musical piece or performance executed by a single person.
"Her guitar solo was incredible."
Thesaurus
Synonyms: unaccompanied, alone