Reverse Dictionary: DILIGENT

ADJECTIVES
► DO-RIGHT righteous, diligent → 1936 US sl.
► EIDENT ► IDENT diligent, industrious, busy, attentive to; hard-working → 1591 Sc. & N. Eng. dial.
► IMPIGROUS diligent, quick, ready, not slow → 1656 obs.
► ITHAND assiduous, diligent, busy → a1300 Sc. & Eng. dial. obs.
► LEETHFUL diligent, industrious, persevering → 1877 Sc.
► PAINFUL performed with labour, care, and attention; diligent, assiduous, laborious, careful → c1380 arch.
► PERDILIGENT very diligent → 1694 obs.
► SMART energetic and effective in working; industrious, diligent → 1859 Amer. dial. esp. African-American
► SWINKFUL hard-working, industrious, diligent → 1000 obs.

ADVERBS
► EIDENTLY diligently, industriously, attentively → 1838 Sc.
► FAST earnestly, steadily, diligently, zealously → c1200 obs.
► ITHANDLY assiduously, diligently; constantly, continually → a1400 Sc. & Eng. dial. obs.
► VREACH carefully, diligently, earnestly, actively → 1746 Eng. dial.
► WITH BUSY CARE with great care or effort, diligently → 1692 obs.
► WITH BUSY CURE with great care or effort, diligently → 1518 obs.
► WITH BUSY DILIGENCE with great care or effort, diligently → 1475 obs.
► WITH BUSY PAIN with great care or effort, diligently → 1633 obs.
► YERNE eagerly, earnestly, diligently, zealously, heartily → a1200 obs.
► YERNLY eagerly, earnestly, diligently, zealously, heartily → c725 obs.

NOUNS
► BUSINESS diligent labour, exertion, effort → 1340 obs.
► EIDENCE ► EYDENCE industry, diligence → 1897 Sc.
► EIDENCY diligence, hard work, assiduity → 1834 Sc.
► IMPIGRITY quickness, diligence → 1623 obs.
► NAVITY diligence, stirring, quickness, speed → 1623 obs.
► NEGOTIOUSNESS busyness; want of leisure; diligence, industriousness → 1642 obs.
► OFFICIOUSNESS readiness in doing god offices, performing one’s duty, or discharging any function; eagerness to serve or please; dutifulness; diligence → 1598 obs.
► PERDILIGENCE a being very diligent → 1694 obs.
► SMARTNESS competence, diligence → 1859 Amer. dial., esp. African-American
► SWINKFULNESS diligence → 1000 obs.
► YEARNFULNESS eagerness, diligence → c888 obs.

NOUNS – PERSON
► APPLICANT a person who applies himself or herself diligently to studies or work → 1829 Amer. dial.
► BANE an industrious, diligent, persevering man → 1898 Eng. dial. (Bk.)
► BEAVER one who works diligently; a hard-working, diligent, active man → c1850 Amer. colloq. 
► CLINKER an industrious or diligent person → 1905 Amer. dial.
► DIGGER a diligent or hard-working person; a serious student → 1901 Amer. dial.
► EAGER BEAVER an annoyingly diligent and hard-working person → 1943 US sl.
► GEEK an overly diligent, unsociable student; any unsociable person obsessively devoted to a particular pursuit → 1957 sl.
► SPRINGBUTT an overly diligent or enthusiastic person; an eager beaver → 1975 US sl. (Bk.)

VERBS
► BONE to apply oneself diligently or determinedly → 1851 US
► SKELT to hasten; to be diligent → a1300 obs.