i Register
In some senses, illustrate is marked as figuratively, obsolete. Watch for register when choosing this word.
ADV
heavily, lavishly, richly | fully | attractively, beautifully, delightfully, handsomely, superbly
PREP
with
The textbook was illustrated with colorful diagrams to help students understand the difficult concepts.
ADV
amply
admirably, aptly, neatly, nicely, well
The problems with plastic pollution are nicely illustrated by the garbage floating in our oceans.
perfectly
merely, simply
Her mistakes simply illustrate how difficult this project has been for everyone.
clearly, dramatically, graphically, strikingly, vividly
brutally, starkly, tragically
The accident brutally illustrates why safety helmets are so important for cyclists.
VERB + ILLUSTRATE
serve to
These statistics serve to illustrate why more people are choosing remote work today.
be chosen to, be designed to, be intended to
PREP
to
The teacher used a simple diagram to illustrate to the students how plants absorb water from soil.