Word

たび、たんび
time (three times, each time, etc.); times
Word

degree (angle, temperature, scale, etc.); counter for occurrences and times; strength (of alcohol)
Word

年度

ねんど
fiscal year (usu. April 1 to March 31 in Japan); financial year; academic year; school year; product year
Word

制度

せいど
system; institution; organization; organisation
Word

程度

ていど
degree; amount; grade; standard; of the order of (following a number); about; approximately
Word

速度

そくど
speed; velocity; rate
Word

緯度

いど
latitude (nav.)
Sentence

彼らはひと月に一度手紙を書いた。

(かれ)らはひと(つき)(いち)()手紙(てがみ)()いた。
They wrote a letter to each other once a month.
Word

度々

度度
adv
たびたび
often; again and again; over and over again; repeatedly; frequently
Word

密度

みつど
density