wistful

As an adjective wistful

is full of yearning or longing.

As a noun aspirant is

aspirant.

As adjectives the difference between wistful and rueful

is that wistful is full of yearning or longing while rueful is causing, feeling, or expressing regret or sorrow.

As adjectives the difference between wistful and zestful

is that wistful is full of yearning or longing while zestful is having a spirited love of life; ebullient.

As adjectives the difference between negligent and wistful

is that negligent is negligent (culpable due to negligence) while wistful is full of yearning or longing.

As adjectives the difference between wistful and forlorn

is that wistful is full of yearning or longing while forlorn is abandoned, left behind, deserted.

As a verb forlorn is

(obsolete).

As adjectives the difference between wistful and undefined

is that wistful is full of yearning or longing while undefined is lacking a definition or value.

As adjectives the difference between wistful and wry

is that wistful is full of yearning or longing while wry is turned away, contorted (of the face or body).

As a verb wry is

(obsolete|intransitive) to turn (away); to swerve or deviate or wry can be (obsolete) to cover; clothe; cover up; cloak; hide.

As adjectives the difference between wistful and whimsical

is that wistful is full of yearning or longing while whimsical is given to whimsy; capricious; odd; peculiar; playful; light-hearted or amusing.

As adjectives the difference between wistful and meditative

is that wistful is full of yearning or longing while meditative is .

As adjectives the difference between wistful and bittersweet

is that wistful is full of yearning or longing while bittersweet is both bitter and sweet.

As a noun bittersweet is

a vine, of the genus genus: Celastrus, having small orange fruits that open to reveal red seeds.