Synonyms of penetrate

penetrate

verb

ˈpe-nə-ˌtrāt 

as in to pierce

to go or come in or into

a needle penetrated the heavy canvas only with great effort

Synonyms & Similar Words

• pierce
• enter
• access
• invade
• set foot in
• step into
• burst (in or into)
• infiltrate
• breeze (in)
• encroach
• drop in
• pop (in)
• intrude
• trespass
• stray (into)
• waltz (in)
• infringe
• wander (into)
• barge (in)
• gate-crash
• crash

Antonyms & Near Antonyms

• leave
• depart
• exit

Synonym Chooser

How does the verb penetrate differ from other similar words?

Some common synonyms of penetrate are enter, pierce, and probe. While all these words mean "to make way into something," penetrate carries a strong implication of an impelling force or compelling power that achieves entrance.

the enemy penetrated the fortress

When would enter be a good substitute for penetrate?

The words enter and penetrate are synonyms, but do differ in nuance. Specifically, enter is the most general of these and may imply either going in or forcing a way in.

entered the city in triumph

When is pierce a more appropriate choice than penetrate?

While in some cases nearly identical to penetrate, pierce means an entering or cutting through with a sharp pointed instrument.

pierced the boil with a lancet

When can probe be used instead of penetrate?

The synonyms probe and penetrate are sometimes interchangeable, but probe implies penetration to investigate or explore something hidden from sight or knowledge.

probed the depths of the sea

Example Sentences

Recent Examples of penetrate

However, the macro networks our industry has engineered outdoors were never designed to penetrate deep underground or dense interiors. — Stephen Farrugia, Forbes.com, 20 Oct. 2026

The patch’s microneedles penetrate the outermost layers of the skin—far less invasive than a traditional tattooing machine—and the result is a permanent tattoo in minutes. — Avery Stone, Time, 15 Oct. 2026

The most common method is to simply leave your pre-cooked jammy eggs in an airtight container filled with soy sauce and mirin overnight; the sauce will penetrate the egg whites, turning them brown. — Sophia Beams, Better Homes & Gardens, 15 Oct. 2026

Its radiation is alpha particles, which cannot penetrate human skin. — Glenn Zorpette, IEEE Spectrum, 15 Oct. 2026