Talking about a subject
Use on or about to introduce the subject of a speech.
Speech combines with different prepositions depending on whether you mean topic, audience, style, or purpose.
Use speech on or about for a topic, speech to for an audience, and speech for a purpose or occasion. Speech of appears in fixed expressions such as freedom of speech. Speech with usually describes accompanying features rather than a fixed pattern.
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
Use on or about to introduce the subject of a speech.
Use to for the people receiving the speech.
Use for to show why the speech is prepared.
Of appears in several established expressions.
The same subject can take different constructions because each sentence answers a different question.
Some combinations appear in real text but do not mean what learners often assume.
Use on or about for subjects.
✕ a speech to economics ✓ a speech on economicsSpeech of is uncommon outside fixed expressions.
✕ a speech of technology ✓ a speech about technologyTo introduces listeners; for introduces purpose or event.
✕ a speech for students ✓ a speech to studentsWith usually adds extra descriptive detail.
✓ a speech with strong emotional appealChoose the expression that matches the intended meaning.
Paste the complete sentence below. Linguix checks the preposition together with grammar, spelling, punctuation, and style.
Both are correct for topics. On is slightly more formal in many contexts.
Speech to names the audience, while speech for explains the purpose or occasion.
Mostly in fixed expressions such as freedom of speech or parts of speech.
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