• Basic forms
• 構える — to set up; to prepare; to take a stance / base form
• 構えます — set up; prepare / masu form
• 構えた — set up; prepared / ta form
• 構えて — prepare and … / te-form
• 構えない — do not prepare / negative
• 構えれば — if (you) prepare / conditional
• Common expressions
• 店を構える — to set up a shop
• 銃を構える — to aim a gun
• 心構え — mental readiness

構える（かまえる） is an ichidan verb. It means to prepare, set something up, or take a physical or mental stance.

• Basic forms
• 構う — to mind; to care about / base form
• 構います — mind; care / masu form
• 構った — minded; cared / ta form
• 構って — care about … / te-form
• 構わない — do not mind / negative
• 構えば — if (someone) minds / conditional
• Common expressions
• 気に構わない — not mind something
• 構ってほしい — want attention
• 忙しくて構えない — too busy to care

構う（かまう） is a godan verb. It expresses concern, attention, or whether something matters — often used in negatives like 構わない.