surmise

/sərˈmaɪz/ Formal

Say it: sur-MIZE

1. verb To suppose that something is true without having sufficient evidence to confirm it; to infer from limited evidence.
From the crumbs on his shirt, I surmised that he had already eaten the last cookie.
2. noun A supposition that something may be true, even though there is no evidence to confirm it.
My surmise about the surprise party turned out to be completely correct.

📖 Seen in the wild

From the faint footprints in the snow, the detective could only surmise the intruder's direction of escape.
collected by @vocablast

✏️ surmise in a sentence

From the silence on the other end of the line, she surmised that he was angry.
Detectives surmised that the thief had gained entry through an unlocked window.
Based on the initial data, we can only surmise the potential long-term effects.
He looked at their muddy boots and surmised they had been walking in the rain.
Without a confession, the prosecution was left to surmise the defendant's motive.
It is difficult to surmise what the King, who is constitutionally obligated to stay out of politics, really thinks.

🔁 Synonyms & antonyms

infer conjecture guess speculate deduce presume suppose assume

infer · suggests reaching a conclusion through logical reasoning from evidence.

conjecture · implies forming a theoretical opinion based on incomplete information.

guess · implies forming a judgment with little to no evidence, often at random.

speculate · suggests forming a theory without firm evidence, often about future events.

Opposites: know, prove, confirm, ascertain, verify

🌱 Where it comes from

Surmise comes from the Old French word 'surmettre', which meant 'to accuse' or literally 'to put upon'. This idea of 'putting' a charge onto someone based on suspicion eventually softened. Over time, the meaning shifted from a formal accusation to the modern sense of forming a belief based on slight evidence or intuition.

🧩 How it's used

Common patterns:

could only surmisesurmise from the evidenceit is reasonable to surmisemy surmise was correctbased on a surmise

Surmise is a formal word that sits between a simple 'guess' and a more logical 'inference'. Use it when you want to convey that a conclusion was reached based on intuition or very slight, inconclusive evidence. While similar to 'assume', 'surmise' often carries a stronger sense of uncertainty and the act of piecing together clues, however small.

💬 Quick answers

What does surmise mean?

To surmise is to form a belief that something is true based on limited evidence or intuition. It is essentially making an educated guess.

What is the difference between surmise and infer?

To surmise is to guess based on scant evidence. To infer is to reach a conclusion by reasoning from known facts or evidence, making it a more logical and evidence-based process.

Is surmise a formal word?

Yes, surmise is considered a formal or literary word. In casual conversation, people are more likely to use 'guess' or 'figure'.

Can surmise be a noun?

Yes, surmise can be a noun meaning 'a guess' or 'a conjecture'. For example, you could say, 'My surmise was that he had missed his flight.'

1 word nerd collected it V

Want "surmise" to actually stick?

Save it to your own vault, let AI explain it, practice till it's yours.

Start for free →