As an adjective eminent

is eminent; distinguished; noteworthy.

As a noun premier is

prime minister.

In lang=en terms the difference between smile and noun

is that smile is to be propitious or favourable; to countenance while noun is to convert a word to a noun.

As nouns the difference between smile and noun

is that smile is a facial expression comprised by flexing the muscles of both ends of one's mouth, often showing the front teeth, without vocalisation, and in humans is a common involuntary or voluntary expression of happiness, pleasure, amusement or anxiety while noun is (grammar|sensu lato) a name of a thing either a noun substantive, which can stand alone and does not require another word to be joined with it to show its signification, or a noun adjective, which can not stand by itself, but requires to be joined with some other word, in order to make sense.

As verbs the difference between smile and noun

is that smile is (ambitransitive) to have (a smile) on one's face while noun is to convert a word to a noun.

As nouns the difference between break and smile

is that break is break while smile is a facial expression comprised by flexing the muscles of both ends of one's mouth, often showing the front teeth, without vocalisation, and in humans is a common involuntary or voluntary expression of happiness, pleasure, amusement or anxiety.

As a verb smile is

(ambitransitive) to have (a smile) on one's face.

As nouns the difference between perfection and thorough

is that perfection is the quality or state of being perfect or complete, so that nothing requisite is wanting; entire development; consummate culture, skill, or moral excellence; the highest attainable state or degree of excellence; maturity; as, perfection' in an art, in a science, or in a system; '''perfection''' in form or degree; fruits in ' perfection while thorough is (uk|dialect) a furrow between two ridges, to drain off the surface water.

As a verb perfection

is (obsolete|transitive) to perfect.

As an adjective thorough is

painstaking and careful not to miss or omit any detail.

As a preposition thorough is

(obsolete) through.

As nouns the difference between fan and cheerleaders

is that fan is while cheerleaders is .

As a preposition um

is around, about (sometimes in combination with bi).

As an adverb um

is around, about.

As a conjunction um

is in order to.

As a verb we is

see.

As adjectives the difference between organised and planned

is that organised is while planned is existing or designed according to a plan.

As verbs the difference between organised and planned

is that organised is (organise) while planned is (plan).

As nouns the difference between ennui and sadness

is that ennui is a gripping listlessness or melancholia caused by boredom; depression while sadness is (uncountable) the state or emotion of being sad.

As verbs the difference between organize and sponsored

is that organize is to (l) in working order while sponsored is (sponsor).