せんsenchi
1.

A numerical unit representing a quantity that is ten times one hundred, equivalent to the value commonly associated with the English word "thousand."

2.

A term used to signify an exceptionally large number, often exceeding expectations in quantity, as seen in expressions relating to abundance.

3.

A component in compound expressions denoting a significant amount or age, used in various contexts to suggest a large quantity or depth.

4.

A family name, notably associated with Sen no Rikyū, a historical figure renowned for his influence in the Japanese tea ceremony.

5.

A representation of a unit in writing, often used in classical literature and counting systems to denote a multitude, especially in poetic and formal contexts.

Example:

飲み代として使った金額は総計7千ドルだった。

なんぜん何千nanzen
1.

A quantity that represents a vast multitude, typically used to indicate an amount in the range of thousands.

2.

An expression that signifies an indeterminate but large number, often used to emphasize significant quantity in various contexts.

Example:

何千もの人々がそこにいた。

すうせん数千suusen
1.

A numerical quantity representing a large count, specifically in the range of one thousand to several thousand.

2.

A concept signifying a significant but indefinite amount, often used to indicate a vast number of items or people.

Example:

ギャングたちは銀行から数千ドルを奪った。

せんねん千年sennenちとせ千年chitoseちとせ千歳chitoseせんざい千歳senzaiせんざい千載senzai
1.

A span of one thousand years, often associated with significant historical or cultural events marking the end of one era and the beginning of another.

2.

A poetic or metaphorical reference to an extended period of time, suggesting endurance, immutability, or timelessness.

3.

A chronological division in the Gregorian calendar that encompasses a thousand-year period, often used to categorize historical timelines, such as in the context of the Common Era.

いくせん幾千ikusen
1.

A vast quantity or numerous units, emphasizing an immense or uncountable amount.

2.

A figurative expression denoting an extensive and overwhelming multitude, often used to evoke a sense of grandeur or abundance.

3.

An expression indicating countless occurrences or elements, highlighting the idea of infinitude or an overwhelming number.

Example:

一人の個人の中に幾千ものことなった人間がいる。