As a noun 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.

As a verb 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.

As a proper noun crown is

(government) the sovereign, in a monarchic country.

As nouns the difference between butterflies and wasps

is that butterflies is plural of lang=en while wasps is plural of lang=en.

As nouns the difference between spirituality and science

is that spirituality is the quality or state of being spiritual while science is (countable) a particular discipline or branch of learning, especially one dealing with measurable or systematic principles rather than intuition or natural ability or science can be .

As a verb science is

to cause to become versed in science; to make skilled; to instruct.

As a noun diligence

is conscientiousness or determination or perseverance when doing something.

As an adjective prudent is

sagacious in adapting means to ends; circumspect in action, or in determining any line of conduct; careful, discreet, sensible; -- opposed to rash; directed by prudence or wise forethought; evincing prudence.

As a noun backbone is

the series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals.

As nouns the difference between drier and chauffeur

is that drier is one who, or that which, dries; a desiccative while chauffeur is .

As an adjective drier

is (dry).

As nouns the difference between donkey and foot

is that donkey is a domestic animal, , similar to a horse while foot is .

As an adjective primary is

the first in a group or series.

As a noun primary is

a primary election; a preliminary election to select a political candidate of a political party.

As a verb primary is

(us|intransitive) to take part in a primary election.

As nouns the difference between word and lexem

is that word is scripture; the bible while lexem is lexeme (unit of vocabulary, the different forms of the same lemma).

As a proper noun battle

is from places in england that have been sites of a battle.