彼の家系は１７世紀にさかのぼる。

Sentence Analyzer

彼の家系は１７世紀にさかのぼる。

English Translation

His family dates back to the seventeenth century.

Furigana

彼(かれ)の家系(かけい)は１７世紀(せいき)にさかのぼる。

Romanji

Kare no kakei wa ichi nana seiki ni sakanoboru.

Words

彼 (かれ)

he; him; his; boyfriend

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

家系 (かけい)

family lineage

は (は)

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

一 (いち)

one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)

七 (しち、なな、な)

seven; hepta-

世紀 (せいき)

century; era

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

遡る (さかのぼる)

to go upstream; to go back (in time, to origin); to date back to; to trace back to; to make retroactive