* Strain - This word refers to pressure or tension, similar to the physical and mental strain caused by stress.
* Tension - This word implies a feeling of tightness or anxiety, often associated with stressful situations.
* Anxiety - This word refers to a feeling of worry, nervousness, or unease, which can be a symptom of stress.
You can also use words that describe the effects of stress, such as:
* Pressure - This refers to the external forces that cause stress.
* Burden - This implies a feeling of being weighed down or overwhelmed.
* Strain - This can also refer to the negative effects of stress on your body or mind.
The best word to use will depend on the specific context of your writing or conversation.