Elucubrate [verb]

● Bear down

● Cram

● Grind

● Overwork

● Study

● Lucubrate

● Do double duty

● Sweat and slave

● Toil away

● Work day and night

● Work late

● Work like a dog

● Work overtime

● Elucubrate

● Ergology

● Lucubratory

● Study

● School assignment

● Brown study

● Thirst for knowledge

● Perlustrate

● Workful

● Ricercare

● Opuscule

● Caligraphy

● Sabbatical year

● Bear in mind

● Work

● Look out over

● Bookmate

● Think over

● Allwork

● Have in mind

● Reconnaissance in force

● Centiloquy

● Inwork

● Quality circle

● Cognitive process

● Unstudious

● Precompose

● Psychonomics

● Find oneself

● Homework

● Thrash out

● Cast about

● Subordinate conjunction

● Carry through

● Go all out

● Scratch paper

● Sound out

● Act upon

● Put across

● Plug away

● Manual labour

● Ollamh

● Preexamine

● Good condition

● Attend to

● Law student

● Besit

● Study hall

● Go about

● Chew over

● While away

● By heart

● Come across

● Feriation

● Set about

● Bring about

● Go to bed

● At length

● Investigable

● Toswink

● Think up

● Mirabilary

● Pervestigate

● Original cost

● Social activity

● In good time

● Build upon

● Diligently

● Undern

● Go to sleep

● Control group

● Over again

● Adoxography

● Welldoing

● Lucubrator

● Incomposed

● Somnifacient

● Stoichiology

● At one time

● Unbusied

● Weasel out

● Persist in

● Keep company

● Body of work

● Get on with

● Final examination

● Primary research

● Comparable worth

● And then

● Ante meridiem

● Human activity

● Exoterics

● Ask for it

● Journeywork

● Civilist

● Neurad

● Conductible

● Indocible

● Anatomise

● Betutor