designative — to mark or point out; indicate; show; specify.
augural — the art or practice of an augur; divination.
auspicious — Something that is auspicious indicates that success is likely.
characteristic — The characteristics of a person or thing are the qualities or features that belong to them and make them recognizable.
connotative — (of a word or expression) signifying or suggestive of an associative or secondary meaning in addition to the primary meaning: A connotative word such as “steely” would never be used when referring to a woman.
demonstrative — Someone who is demonstrative shows affection freely and openly.
designatory — to mark or point out; indicate; show; specify.
diagnostic — Diagnostic equipment, methods, or systems are used for discovering what is wrong with people who are ill or with things that do not work properly.
emblematic — Serving as a symbol of a particular quality or concept; symbolic.
suggestive — that suggests; referring to other thoughts, persons, etc.: His recommendation was suggestive of his boss's thinking.
symbolic — serving as a symbol of something (often followed by of).
symptomatic — pertaining to a symptom or symptoms.
testimonial — a written declaration certifying to a person's character, conduct, or qualifications, or to the value, excellence, etc., of a thing; a letter or written statement of recommendation.