特徴は英語で
feature

英語の定義

特徴
1. n. characteristic

feature
1. n. (obsolete) One's structure or make-up: form, shape, bodily proportions.
2. n. An important or main item.
3. n. (media) A long, prominent article or item in the media, or the department that creates them; frequently used technically to distinguish content from news.
4. n. Any of the physical constituents of the face (eyes, nose, etc.).
5. n. (computing) A beneficial capability of a piece of software.
6. n. The cast or structure of anything, or of any part of a thing, as of a landscape, a picture, a treaty, or an essay; any marked peculiarity or characteristic.
one of the features of the landscape.
7. n. (archaeology) Something discerned from physical evidence that helps define, identify, characterize, and interpret an archeological site.
8. n. (engineering) Characteristic forms or shapes of parts. For example, a hole, boss, slot, cut, chamfer, or fillet.
9. n. (machine learning) An individual measurable property or characteristic of a phenomenon being observed.
10. v. To ascribe the greatest importance to something within a certain context.
11. v. To star, to contain.
12. v. (intransitive) To appear, to make an appearance.
13. v. (transitive, dated) To have features resembling.

trait
1. 名詞. 特徴、特性。

trait
1. n. (biology, psychology) an identifying characteristic, habit or trend
The number one personality trait I hate is hypocrisy. Why can't you be consistent!?
2. n. (object-oriented) An uninstantiable collection of methods that provides functionality to a class by using the class’s own interface.
Traits are somewhat between an interface and a mixin, as an interface contains only method signatures, while a trait includes also the full method definitions. On the other hand, mixins include

property
1. 名詞. 財産、資産
a man of property「資産家」
2. 名詞. 所有地。（会計学ではfixed asset「固定資産」の一種。）
3. 名詞. （コモン・ロー用語）権利の一種。「財産権」と訳される、大陸法の所有権より広い概念。personal property「人的財産」とreal property「物的財産」の二種類がある。thingと重なるといわれている。（コモン・ローにおいては大陸法のような物権と物との区別が曖昧なので「財産権」とも「財産」とも訳される。）
intellectual property
4. 名詞. （劇など）小道具
5. 名詞. 特性
6. 名詞. : ※日本語（カタカナ語表記）の「プロパティ」については:wikipedia:ja:プロパティも参照。

characteristic
1. adj. Being a distinguishing feature of a person or thing.
2. n. A distinguishing feature of a person or thing.
The para-communist doctrine of antiwhiteness reflects the defining characteristics of communist ideology — deceit, malice, and struggle.
3. n. (mathematics) The integer part of a logarithm.
4. n. (nautical) The distinguishing features of a navigational light on a lighthouse etc by which it can be identified (colour, pattern of flashes etc.).
5. n. (algebra, field theory, ring theory) For a given field or ring, a natural number that is either the smallest positive number n such that n instances of the multiplicative identity (1) summed together
The characteristic of a field, if non-zero, must be a prime number.

property
1. n. Something that is owned.
Leave those books alone! They are my property.
Important types of property include real property (land), personal property (other physical possessions), and intellectual property (rights over artistic creations, inventions, etc.).
2. n. A piece of real estate, such as a parcel of land.
There is a large house on the property.
3. n. Real estate; the business of selling houses.
He works in property as a housing consultant.
4. n. The exclusive right of possessing, enjoying and disposing of a thing.
5. n. An attribute or abstract quality associated with an individual, object or concept.
Charm is his most endearing property.
6. n. An attribute or abstract quality which is characteristic of a class of objects.
Matter can have many properties, including color, mass and density.
7. n. (computing) An editable or read-only parameter associated with an application, component or class, or the value of such a parameter.
You need to set the debugging property to "verbose".
8. n. (usually in the theater) A prop, an object used in a dramatic production.
Costumes and scenery are distinguished from property properly speaking.
9. n. (obsolete) Propriety; correctness.
10. v. (obsolete) To invest with properties, or qualities.
11. v. (obsolete) To make a property of; to appropriate.