loner

hermit

Person choosing total seclusion

• recluseOne choosing isolation
• shut-inPerson confined indoors
• anchoriteReligious recluse in enclosure

isolate · secluded · cave dweller · holed up · off-grid · cloistered · sequestered · homebound · agoraphobe · dropout

quiet

Lacking in sound

• reservedRestrained in manner
• shyReserved and retiring
• introspectiveExamining one's own mind

reflective · withdrawn · bookish · contemplative · observer · listener · wallflower · reticent · solitary · inward-looking

isolation

Complete separation from others

• seclusionVoluntary withdrawal from society
• solitudeState of being alone
• privacyFreedom from observation

retreat · withdrawal · separateness · silence · quietude · hermitage · sanctuary · escape · single life · empty nest

enigmatic

Puzzling and obscure

• secretiveInclined to conceal
• shadowyObscured by darkness
• inscrutableImpossible to understand

aloof · unknowable · elusive · cryptic · dark horse · sphinx-like · guarded · closed-off · impenetrable · unfathomable

self-reliant

Able to provide independently

• self-sufficientAble to provide independently
• autonomousSelf-directed and free
• individualistOne who values autonomy

nonconformist · self-starter · maverick · self-directed · self-made · unconventional · trailblazer · free agent · self-contained · independent thinker

misfit

One who doesn't fit in

• outsiderOne excluded from group
• pariahRejected, shunned person
• outcastShunned, rejected person

reject · black sheep · odd one out · alienated · estranged · marginalized · excluded · shunned · ostracized · friendless

• bar patronsregular, local, barfly, drunk, bartender
• character archetypeshero, villain, mentor, sidekick, protagonist
• lifestylessimple living, city life, family life, minimalism, rural life
• personalitiesintrovert, optimist, extrovert, pessimist, idealist
• introvertsintrovert, introverted, shy, reserved, withdrawn
• lonershermit, recluse, introvert, solitary, misanthrope