matchless
This car provides excitement, adventure, and a matchlessly stimulating and satisfying feeling.
The brevity of his writing, far from being taciturn or severe, is matchlessly eloquent.
His memoir is a matchlessly entertaining and psychologically persuasive book.

SMART Vocabulary: related words and phrases

Unique and unusual
accidental
alt-
alternative
atypically
be marked out as somethingidiom
flip
flip the scriptidiom
guerrilla
home brew
incongruous
personalization
personalized
quaintly
quaintness
quirkily
unique
uniquely
unmatchable
unmatched
unparalleled

You can also find related words, phrases, and synonyms in the topics:

Extremely good