胸がドキドキ

ひゃくねん

one hundred years; a century; long time

It is a building with a hundred years of history.

Refers to exactly 100 years or metaphorically to a very long time/lifetime.

after a period of; for the first time in

I returned home for the first time in three years.

A suffix attached to time expressions to indicate that something is happening for the first time after that duration.

possessive particle indicating belonging, attribution, or relationship

Mother's cooking is the most delicious.

Connects two nouns to show possession or attribution. The modifying noun comes before の, and the modified noun comes after. Can also connect clauses when nominalizing.

せいきまつ

end of the century; fin de siècle

The decadent atmosphere unique to the end of the century is in the air.

Refers to the final years of a century. In a cultural context, it often implies a sense of decadence, skepticism, or decay associated with the 'fin de siècle' movement of the late 19th century.

なく

to cry

The baby is crying loudly.

Used for humans shedding tears. For animals, the same reading 'naku' is used but written as '鳴く'.

and, with (particle)

My opinion differs from my older brother's.

Connects nouns (A and B), indicates accompaniment (with someone), marks quotations, or shows comparison/contrast. Cannot connect sentences like English 'and'.

いう

to say, to tell, to speak

The teacher said they would come tomorrow.

Common verb for saying or telling. Often used with と particle to quote. Can mean 'to call' something by a name. という means 'called' or 'that.''

ぼく

I; me (male, informal or polite)

I plan to go to the sea with my friends this weekend.

Mainly used by males. It is softer and more polite than '俺' (ore) but less formal than '私' (watakushi).