Dictionaries treat charm as a magic word, mostly negative connotations. It refers to the idea of magic, sorcery, enchantment. In English it is spell. Being under someone's spell means to suffer the magic, being kidnapped. The French expression is kinder. Charm is the grace, the innate delicacy, the je ne sias quoi of what attracts. In German, Zauber, Reiz, indicate the magical seduction. But there is also the word Ausstrahlung, radiance, indicating something that radiates "from within" and wraps in a fascinating aura.
In certain women who are neither beautiful nor pleasant than others, there is an invincible charm that attracts men and impresses and makes indignant the other women who may not realize it, because it acts only on the male members.
It is a kind of fluorescence in a woman. If she has charm, she does not need anything else; if she do not have it, everything else is not very useful. The indefinite charm in a woman is what the perfume is to the flower, what the taste is to the fruit.
Charm is the feminine ability to conquer a man with no other weapons than the simplicity of his being a Woman. We are not women equally but we are women from endless charms. And with charm, I do not mean that ostentatious and built, but the one that captivates and disturbs, made of one hidden eyes and unspoken words. Of that sweetness, of those spontaneous laughter of who do not want to please you, of those silences full of significance that keep you always ready to reflect and not to neglect the slightest message.
There are women with a charm that remains discreet as long as a man does not reveal it, women who do not seek attention but that deserve to any angle from which to be able to observe them.