As adjectives the difference between interstitial and mesopsammic

is that interstitial is of, relating to, or situated in an interstice while mesopsammic is (rare|ecology) of or pertaining to the interstitial spaces of marine sand.

As a noun interstitial

is (internet) a webpage, usually carrying advertising, displayed before a content page.

As a verb sand

is .

As an adjective mesopsammic is

(rare|ecology) of or pertaining to the interstitial spaces of marine sand.

As nouns the difference between animal and heaf

is that animal is in scientific usage, a multicellular organism that is usually mobile, whose cells are not encased in a rigid cell wall (distinguishing it from plants and fungi) and which derives energy solely from the consumption of other organisms (distinguishing it from plants) while heaf is (northern england) a piece of mountain pasture to which a farm animal has become heafed; a heft.

As an adjective animal

is of or relating to animals.

As a verb heaf is

(northern england) to become accustomed to and attached to an area of mountain pasture, seldom straying from it.

As nouns the difference between heft and heaf

is that heft is hip while heaf is (northern england) a piece of mountain pasture to which a farm animal has become heafed; a heft.

As a verb heaf is

(northern england) to become accustomed to and attached to an area of mountain pasture, seldom straying from it.

As nouns the difference between flock and heaf

is that flock is a large number of birds, especially those gathered together for the purpose of migration or flock can be coarse tufts of wool or cotton used in bedding while heaf is (northern england) a piece of mountain pasture to which a farm animal has become heafed; a heft.

As verbs the difference between flock and heaf

is that flock is to congregate in or head towards a place in large numbers or flock can be to coat a surface with dense fibers or particles while heaf is (northern england) to become accustomed to and attached to an area of mountain pasture, seldom straying from it.

As nouns the difference between sheep and heaf

is that sheep is a woolly ruminant of the genus Ovis while heaf is a piece of mountain pasture to which a farm animal has become heafed; a heft.

As a verb heaf is

to become accustomed to and attached to an area of mountain pasture, seldom straying from it.

As verbs the difference between regulate and reigle

is that regulate is to dictate policy while reigle is (obsolete) to regulate; to govern.

As a noun reigle is

a hollow cut or channel for guiding anything.

Laser is an abbreviation of llo.

As a noun laser

is .

As an abbreviation llo is

(label).

As verbs the difference between sow and superseminate

is that sow is to scatter, disperse, or plant (seeds) while superseminate is (obsolete|nonce) to sow over something previously sown.

As a noun sow

is a female pig.

As nouns the difference between mountain and heaf

is that mountain is a large mass of earth and rock, rising above the common level of the earth or adjacent land, usually given by geographers as above 1000 feet in height (or 3048 metres), though such masses may still be described as hills in comparison with larger mountains while heaf is (northern england) a piece of mountain pasture to which a farm animal has become heafed; a heft.

As a verb heaf is

(northern england) to become accustomed to and attached to an area of mountain pasture, seldom straying from it.