first

As nouns the difference between first and primeness

is that first is the person or thing in the first position while primeness is the quality or state of being first.

As an adjective first

is preceding all others of a series or kind; the ordinal of one; earliest.

As an adverb first

is before anything else; firstly.

As nouns the difference between first and quadfecta

is that first is ridge (of roof) while quadfecta is (gambling|horse racing) a bet in which the bettor must select the winners of the first four places (ie, first, second, third, and fourth) of a race in the correct order.

As nouns the difference between first and prototheme

is that first is the person or thing in the first position while prototheme is the first element of a name composed of two traditional name roots.

As an adjective first

is preceding all others of a series or kind; the ordinal of one; earliest.

As an adverb first

is before anything else; firstly.

As nouns the difference between first and sabbatarian

is that first is ridge (of roof) while sabbatarian is a person who regards and keeps the seventh day of the week ("saturday", the israelite or jewish sabbath) as holy in conformity with the fourth commandment of the decalogue, such as an orthodox jew, seventh-day adventist, seventh day baptist, a member of the church of god (seventh day); a sabbath-keeper, a saturday-keeper.

As an adjective sabbatarian is

of or pertaining to the sabbath, or the tenets of sabbatarians.

As nouns the difference between first and firstcomer

is that first is the person or thing in the first position while firstcomer is one who comes first; a person or entity being the first to arrive, or the first in sequence.

As an adjective first

is preceding all others of a series or kind; the ordinal of one; earliest.

As an adverb first

is before anything else; firstly.