Felic-
"Happy, Merry"
Felicity, Felicitous, Feliz Navidad
soph-
"Wise, Wisdom"
Hagia Sopia, Sophomore, Philosophy, Sophist, Sophisticated
Nov-
"New"
Novel, Innovation, Novice, Novelty, Renovate, Supernova
re-
"Again, Repeat"
Repeat, Redact, Recede
Uni-
"One"
Unicycle, Unicorn, Unique, Unity
nasc- / nat-
"Born"
Nation, Native, National, Nativity, Pregnant, Pregnancy, Prenatal, Nascent, Renaissance
academ-
"School" -- after "Akademos" the garden that Plato taught in
Academic, Academy
ann-
"Year, Yearly"
Anniversary, Annual, Anno Domini
Sol-
"Sun" OR "Solo / Only / Alone"
Solar, Solstice, Solarium, Circumsolar
Solitary, Solitude, Desolate, Sole, Soliloquy, Solo
Di-
"Two"
Dice, Dichotomy, Dipole
sacr- / -secr- / sanct-
"Sacred, Holy"
Consecrate, Desecrate, Sacrament, Sacrosanct, Sanctuary, Sanctified, Saint
rudi-
"Rough, Unlearned, Unskilled"
Rude, Rudimentary, Ruddy, Erudition, Erudite
cycl-
"Circle"
Cycle, Unicycle, Bicycle, Tricycle, Cyclone, Cyclical
solv- / solut-
"Set Free"
Absolute, Absolve, Dissolve, Resolute, Resolve, Soluble, Solution, Solvent
Tri-
"Three"
Triceratops, Tricycle, Triangle
fid- / fis-
"Faith, Trust"
Adeste Fideles, Semper Fidelis, Fidelity, Confidant, Fiduciary, Infidel, Perfidy
doc- / doct-
"Teach"
Doctor, Doctrine, Document, Indoctrinate
chron
"Time"
Anachronism, Chronicle, Chronograph, Chronology
iter-
"Again"
Iteration
Quart-
"Four, 1/4th"
Quart, Quarter
Christ
"Anointed One" -- from the Greek translation of the Hebrew "Messiah"
Like Jesus...
sci-
"To know"
Science, Omniscience, Conscience, Prescient
tempor-
"Time"
Contemporaneous, Contemporary, Extemporaneous, Tempo, Temporal, Temporary
habit- / -hibit
"To have"
[H]ability, Debit, Habit, Habitat, Habitual, Inhabitable, Inhibit, Rehabilitation
Penta
"Five"
Pentagon, Pentagram