To seem is to appear in a certain way, even if you are not completely sure that it is true.
From Old Norse “sœma” meaning “to fit, conform,” and Old English “sēman” meaning “to appear, be fitting.” It moved from “fitting” to “appearing to be so.”
Words like “seem” are linguistic safety nets—they let you describe the world while admitting you might be wrong. Saying “he seems upset” protects both your honesty and your humility.
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