Meaning : Involving two persons. Intimately private.
Example :
A tete-a-tete supper.
A head-to-head conversation.
Synonyms : tete-a-tete
Meaning : Inconclusive as to outcome. Close or just even in a race or comparison or competition.
Example :
As they approached the finish line they were neck and neck.
The election was a nip and tuck affair.
Synonyms : neck and neck, nip and tuck
Meaning : Even or close in a race or competition or comparison.
Example :
The horses ran neck and neck.
He won nip and tuck.
Synonyms : neck and neck, nip and tuck