Synonyms of the word

person-to-person

• adj. (of a telephone call) Such that the caller is only connected and charged if the person he specified is…
• adj. (of a loan) Such that the lender and borrower are individuals rather than companies.

one-on-one

• adj. (chiefly Canada, US) Involving direct communication between two people.
• adj. (sports) involving one attacker and one defender.
• adj. (mathematics) bijective or injective.
• n. A contest involving only one player on each side, especially of an activity often involving teams.

personal

• adj. Pertaining to human beings as distinct from things.
• adj. Of or pertaining to a particular person; relating to, or affecting, an individual, or each of many individuals;…
• adj. Pertaining to the external or bodily appearance; corporeal.
• adj. Done in person; without the intervention of another.
• adj. Relating to an individual, their character, conduct, motives, or private affairs, in an invidious and…
• adj. (grammar) Denoting a person.
• n. An advertisement by which individuals attempt to meet others with similar interests.
• n. A movable; a chattel.