expertises

Areas of mastery

Expertises is the plural of expertise, referring to multiple areas of specialized knowledge or skill.

Though expertise is often treated as uncountable (she has expertise in finance), the plural appears when distinguishing separate domains: The project required expertises in both engineering and environmental science.

The usage is more common in academic and technical writing than in everyday speech.

skill

proficiency

Skilled performance level

adeptness · finesse · prowess · craftsmanship · artistry · dexterity · fluency · savvy · acumen · facility

knowledge

scholarship

Educational funding or erudition

understanding · wisdom · insight · comprehension · intellect · academia · literacy · cognition · information · theory

authority

credentialing

Verifying professional qualifications

advisory · testimony · evaluation · assessment · vetting · endorsement · peer review · validation · specialization · qualification

specialists

specialist

Expert in one field

practitioner · professional · connoisseur · veteran · guru · maestro · virtuoso · savant · pundit · scholar

Opposites
skill level

expertisesincompetences

Instances of lacking capability

ineptitudes · incompetence · ineptitude · amateurism · inexpertness

knowledge depth

expertisesignorances

Lacks of knowledge

unfamiliarity · naivety · superficiality · cluelessness · shallowness

Phrases
Family

expertise

Familiarity
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Profile
Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G