これらの手紙は主として母から来たものだ。

Sentence Analyzer

English Translation

These letters, in the main, are from my mother.

Furigana

これらの手紙(てがみ)は主(しゅ)として母(はは)から来(き)たものだ。

Romanji

Korera no tegami wa shutoshite haha kara kita mono da.

Words

これ等 (これら)

these

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

手紙 (てがみ)

letter

は (は)

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

主として (しゅとして)

mainly

母 (はは、はわ、かか、おも、いろは、あも)

mother

から (から)

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since

来る (きたる)

next (e.g. "next April"); forthcoming; coming; to come; to arrive; to be due to

者 (もの、もん)

person

だ (だ)

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