(adj): vs. ordinal) -- (being or denoting a numerical quantity but not order
(adj): prenominal), unitary -- (having the indivisible character of a unit
(adj): vs. divided) -- (characterized by unity; being or joined into a single entity
(adj): prenominal) -- (of the same kind or quality
(adj): vs. different) -- (closely similar or comparable in kind or quality or quantity or degree
(adj): prenominal) -- (used informally as an intensifier
(adj): vs. ordinary) -- (beyond what is ordinary or usual; highly unusual or exceptional or remarkable
(adj): prenominal) -- (indefinite in time or position
(adj): vs. definite) -- (vague or not clearly defined or stated
(adj): being a single entity made by combining separate components
(adj): vs. uncombined) -- (made or joined or united into one
(adj): prenominal), one and only(prenominal), peerless, unmatched, unmatchable, unrivaled, unrivalled -- (eminent beyond or above comparison
(adj): vs. comparable), uncomparable -- (such that comparison is impossible; unsuitable for comparison or lacking features that can be compared
(n): the smallest whole number or a numeral representing this number
(n): one of the elements that collectively form a system of numeration
(n): a single person or thing
(n): a single undivided whole