a tower is a form of:

Tower



noun
1.
(a tall structure often part of another building; stronghold; fortress; thing superior to others) stone tower ប៉ម, storm the tower បន្ទាយ
verbpast tense: towered ; past participle: towered ; present participle: towering ;
1.
(INTRANSITIVE) (To be of great height, to be taller or more eminent than others) លេចត្រដែតឡើង
Example: A high tower, The Tower of London, Sky scrapers towering above the streets.
2.
(បច្ចេកទេស) ខ្ពស់ជាងគេ
ENGLISH MEANING
noun
1.
A headdress of a high or towerlike form, fashionable about the end of the seventeenth century and until 1715; also, any high headdress.
2.
High flight; elevation.
3.
A mass of building standing alone and insulated, usually higher than its diameter, but when of great size not always of that proportion.
4.
A projection from a line of wall, as a fortification, for purposes of defense, as a flanker, either or the same height as the curtain wall or higher.
5.
A structure appended to a larger edifice for a special purpose, as for a belfry, and then usually high in proportion to its width and to the height of the rest of the edifice; as, a church tower.
6.
A citadel; a fortress; hence, a defense.
verbpast tense: towered ; past participle: towered ; present participle: towering ;
1.
(INTRANSITIVE) To rise and overtop other objects; to be lofty or very high; hence, to soar.
2.
(TRANSITIVE) To soar into.