As adjectives the difference between fuzzy and rugged

is that fuzzy is covered with fuzz or a large number of tiny loose fibres like a carpet or many stuffed animals mentioned in the popular nursery rhyme fuzzy wuzzy was a bear while rugged is broken into sharp or irregular points; uneven; not smooth; rough or rugged can be having a rug or rugs.

As a noun fuzzy

is an individual flake of fuzzies.

As a verb rugged is

(rug).

As verbs the difference between integrate and join

is that integrate is to form into one whole; to make entire; to complete; to renew; to restore; to perfect while join is to combine more than one item into one; to put together.

As a noun join is

an intersection of piping or wiring; an interconnect.

As verbs the difference between integrate and joint

is that integrate is to form into one whole; to make entire; to complete; to renew; to restore; to perfect while joint is to unite by a joint or joints; to fit together; to prepare so as to fit together.

As an adjective joint is

done by two or more people or organisations working together.

As a noun joint is

the point where two components of a structure join, but are still able to rotate.

As a proper noun lively

is .

As an adjective ecstatic is

feeling or characterized by ecstasy.

As a noun ecstatic is

(in the plural) transports of delight; words or actions performed in a state of ecstasy.

As a proper noun sofia is

(the capital city of bulgaria).

As adverbs the difference between personally and objectively

is that personally is in a personal manner while objectively is in an impartial, objective manner.

As a noun sofa is

sofa.

As verbs the difference between audition and imitate

is that audition is to evaluate one or more performers in through an audition while imitate is to follow as a model or a pattern; to make a copy, counterpart or semblance of.

As a noun audition

is a performance, by an aspiring performer, to demonstrate suitability or talent.

As verbs the difference between auditioning and imitating

is that auditioning is present participle of lang=en while imitating is present participle of lang=en.

As adverbs the difference between willingly and vicariously

is that willingly is of one’s own free will; freely and spontaneously while vicariously is in a vicarious manner.