flower
The French word for flower is 'fleur'. It is used in the same way it is in English, to refer to the seed-bearing part of a plant. It is also often used in expressions such as 'fleur de lis', a symbol from the French monarchy, and 'à la fleur de', meaning at the prime of.
The flower is beautiful.
This is a simple sentence that uses the noun 'fleur' (flower) as its subject. The verb 'est' (is) follows the subject, and the adjective 'belle' (beautiful) describes the subject.
I bought a flower for my mother.
The speaker is indicating an action he/she completed in the past using the compound past tense, 'J'ai acheté' (I bought). The preposition 'pour' (for) is used to indicate the recipient of the flower.
The house with the big flower is mine.
In this sentence, the house is being described by an attribute or feature using 'avec' (with). The noun 'fleur' is used as part of this description, alongside the adjective 'grande' (big). 'Est la mienne' (is mine) concludes the sentence.