たいへん大変taihen
1.

An indication of a significant or severe situation that requires serious attention or concern, often involving a drastic event or circumstance.

2.

Describes a state of affairs that is exceptionally challenging or difficult, implying considerable hardship or effort is necessary to address it.

3.

Reflects a condition that goes far beyond the ordinary level, conveying a sense of intensity or extreme degree in feelings or experiences.

Example:

1日中歩き回って大変疲れた。

へんhenへんhen
1.

Describing something that deviates from the norm or is not aligned with what is typically expected, often invoking feelings of curiosity or suspicion.

2.

Referring to situations, events, or occurrences that are unusual or out of the ordinary, potentially leading to an unsettling or disconcerting atmosphere.

3.

Indicating a quality or state of being that is markedly different, often associated with abnormal behavior or unexpected developments in a conversation or situation.

4.

Denoting a condition that raises doubt or unease, suggesting that something is not entirely right or may require further scrutiny.

5.

Pertaining to auditory experiences where sound is altered, specifically when a note is played at a pitch lower than its standard or expected frequency.

Example:

そのオレンジは後味がだった。

kaえるeru
1.

To cause something to become different from its previous state, altering its form, color, nature, or content, such as modifying one's hairstyle or changing the schedule of events.

2.

To move a person or object from one location to another, including changing the position of furniture or relocating one's residence.

3.

To shift attitudes or perspectives, resulting in a noticeable alteration in behavior or intentions, such as suddenly changing one's stance on a matter.

4.

To modify a system or device to work differently, such as converting alternating current to direct current in an electrical setup.

Example:

なんで彼は考えを変えたのか。

kaわるwaruかわkawaru
1.

To undergo a transformation resulting in a difference from a previous state, whether in form, nature, or circumstance.

2.

To move or relocate from one place to another, indicating a shift in one's address or position.

3.

To signify the passage of time through the shifting of seasons or months, marking a transition or renewal.

4.

To display characteristics that deviate from what is considered normal or typical, often implying uniqueness or peculiarity.

5.

In the context of sumo wrestling, to exhibit a change in stance or position during a match.

Example:

私のE-mailアドレスが変わりました。

あいか相変aikaわらずwarazuあいかわ相変aikawaらずrazuあいaikaわらずwarazu
1.

Describes a situation where someone or something remains unchanged, continuing without noticeable variation from a previous state.

2.

Expresses the idea of maintaining the same condition or manner as before, often used to indicate persistence in behavior or circumstances in a light-hearted or ironic context.

3.

Refers to the ongoing existence of a certain state, reinforcing a sense of continuity over time, often implying both familiarity and a lack of novelty.

Example:

君は相変わらず健康そうに見える。