私は運転中に居眠りするのではないかと心配だった。

Sentence Analyzer

English Translation

I was afraid I might fall asleep while driving.

Furigana

私(わたし)は運転中(うんてんちゅう)に居眠(いねむ)りするのではないかと心配(しんぱい)だった。

Romanji

Watashi wa untenchū ni inemurisuru no de wa nai ka to shinpai datta.

Words

私 (わたし、わたくし)

I; me; private affairs; personal matter; secrecy; selfishness

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

に (に)

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

居眠り (いねむり)

nodding off (while sitting); dozing

の (の)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

だ (だ)

be; is; indicates past or completed action; indicates light imperative

ない (ない)

not; emphatic suffix

か (か)

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

心配 (しんぱい)

worry; concern; anxiety; care; help; aid; assistance