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sentinel
UK
/ˈsɛntɪnəl/
US
/ˈsɛntɪnəl/
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AI Expert
Explain the meanings of “sentinel” and how they differ from “guard” and “watchman.”
Show how “sentinel” is used as a noun and as a verb, and explain which use is more common.
Give five B2-level examples with “sentinel,” including translations.
Teach me common collocations and contexts for “sentinel,” including figurative or technical uses.
Explain the grammar and naturalness of “sentineling” in “The soldiers were sentineling the perimeter.”
Compare “sentinel,” “sentry,” and “lookout,” and help me choose the right word in different situations.
Quiz me with three questions about the word’s meaning and usage.
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