As an adjective venomous

is full of venom.

As a noun mapepire is

(trinidad and tobago) the venomous snake ''.

As a proper noun snake

is (video games) an early computer game, later popular on mobile phones, in which the player attempts to manoeuvre a perpetually growing snake so as to collect food items and avoid colliding with walls or the snake's tail.

As a noun mapepire is

(trinidad and tobago) the venomous snake ''.

As nouns the difference between four and tetrastich

is that four is (countable) the digit or figure 4; an occurrence thereof while tetrastich is (prosody) a four-line stanza.

As a numeral four

is (cardinal) a numerical value equal to ; the number after three and before five; two plus two this many dots (••••).

As nouns the difference between stanza and tetrastich

is that stanza is a unit of a poem, written or printed as a paragraph; equivalent to a verse while tetrastich is a four-line stanza.

As nouns the difference between clade and miniclade

is that clade is (biology|systematics) a group of animals or other organisms derived from a common ancestor species while miniclade is (taxonomy) a clade with few members.

As nouns the difference between position and micropositioner

is that position is a place or location while micropositioner is any device used to position something within very fine limits.

As a verb position

is to put into place.

Micropositioning is a related term of micropositioner.

As nouns the difference between micropositioning and micropositioner

is that micropositioning is highly precise microscale positioning, as with a micropositioner while micropositioner is any device used to position something within very fine limits.

As nouns the difference between titer and microtiter

is that titer is (analytical chemistry) the concentration of a substance as determined by titration while microtiter is a titer obtained by the use of very small amounts of reagents.

As a verb titer

is to measure a concentration, especially by means of titration.

Microtiter is a related term of picotiter.

As nouns the difference between picotiter and microtiter

is that picotiter is a miniaturized form of microtiter while microtiter is a titer obtained by the use of very small amounts of reagents.

As adjectives the difference between acid and oxyntic

is that acid is acid; sour; tart (having a sharp taste such as that of vinegar or a lemon) while oxyntic is (immunology) producing acid.

As a noun acid

is acid (a food with a sharp taste).