As a proper noun josiah

is (biblical character) a king of judah.

As a noun cassie is

(us) a thorny shrub with fragrant yellow flowers, ; the (needle bush).

As verbs the difference between persist and struggle

is that persist is to go on stubbornly or resolutely while struggle is to strive, to labour in difficulty, to fight (for or against), to contend.

As a noun struggle is

strife, contention, great effort.

As nouns the difference between option and forward

is that option is option while forward is (dialectal|or|obsolete) agreement; covenant or forward can be (rugby) one of the eight players (comprising two props, one hooker, two locks, two flankers and one number eight, collectively known as the pack) whose primary task is to gain and maintain possession of the ball (compare back).

As an adjective forward is

toward the front or at the front.

As an adverb forward is

towards the front or from the front.

As a verb forward is

to advance, promote.

As adjectives the difference between ambitious and exceptional

is that ambitious is possessing, or controlled by ambition; greatly or inordinately desirous of power, honor, office, superiority, or distinction while exceptional is forming an exception; not ordinary; uncommon; rare.

As an adjective inflammatory

is tending to inflame or provoke somebody.

As a noun inflammatory

is any material that causes inflammation.

As a verb bad is

to simulate.

As nouns the difference between monkey and flea

is that monkey is any member of the clade simiiformes not also of the clade hominoidea containing humans and apes, from which they are usually, but not universally, distinguished by smaller size, a tail, and cheek pouches while flea is feast, banquet (especially a drinking feast).

As a verb monkey

is (label) to meddle; to mess with; to interfere; to fiddle.

As nouns the difference between brevity and levity

is that brevity is the quality of being brief in duration while levity is lightness of manner or speech, frivolity.

As nouns the difference between corridor and juncture

is that corridor is a narrow hall or passage with rooms leading off it, for example in railway carriages (see Wikipedia) while juncture is a place where things join, a junction.

As nouns the difference between corridor and junctures

is that corridor is a narrow hall or passage with rooms leading off it, for example in railway carriages (see ) while junctures is .

As adverbs the difference between fascinatingly and fascinatedly

is that fascinatingly is in a fascinating manner while fascinatedly is in a fascinated manner; with fascination.