General Terms

- Autumn/Fall: סְתָיו (Stav)

- Cool: קַרִיר (Karir)

- Leaves: עָלִים (Alim)

- Falling Leaves: עָלִים נוֹפְלִים (Alim Noflim)

- Wind: רוּחַ (Ruach)

- Rain: גֶּשֶׁם (Geshem)

- Fog: עֲרָפֶל (Arafel)

- Dew: טַל (Tal)

- Season: עוֹנָה (Onah)

Activities

- Raking Leaves: לִמְרוֹק עָלִים (Limrok Alim)

- Picking Apples: לִקּוּט תַּפּוּחִים (Likot Tapuchim)

- Harvesting Crops: קְצִיר תּבוּאָה (Ketzir Tevuah)

- Walking in the Forest: לָלֶכֶת בַּיַּעַר
(Lalechet BaYa'ar)

- Bonfire: מְדוּרָה (Medurah)

- Hiking: טִיּוּל רֶגֶל (Tiyul Regel)

Food and Drink

- Apple: תַּפּוּחַ (Tapuach)

- Honey: דְּבַשׁ (Dvash)

- Pomegranate: רִמּוֹן (Rimon)

- Squash: קִשּׁוּא (Kishoo)

- Soup: מָרָק (Marak)

- Tea: תֵּה (Teh)

- Hot Chocolate: שׁוֹקוֹ חַם (Shoko Cham)

Nature

- Tree: עֵץ (Etz)

- Forest: יַעַר (Ya'ar)

- Pumpkin: דְּלוּעַת (D'luat)

- Harvest: קָצִיר (Katzir)

- Crops: תּבוּאָה (Tevuah)

- Chrysanthemum: כַּרְתִּיסִים (Kartisim)

- Acorn: בַּלוּט (Balut)

- Mushroom: פִּטְרִיָּה (Pitriyah)

Clothing

- Sweater: סְוֶדֶר (Sveder)

- Jacket: זָ'קֶט (Zaket)

- Scarf: צָעִיף (Tza'if)

- Boots: מַגָּפַיִם (Magafayim)

- Hat: כּוֹבַע (Kova)

- Raincoat: מְעִיל גֶּשֶׁם (Me'il Geshem)

Holidays and Festivals

- Rosh Hashanah: רֹאשׁ הַשָּׁנָה (Rosh HaShanah)

- Yom Kippur: יוֹם כִּיפּוּר (Yom Kippur)

- Sukkot: סֻכּוֹת (Sukkot)

- Simchat Torah: שִׂמְחַת תּוֹרָה
(Simchat Torah)

- Thanksgiving (non-Jewish): חַג הַהוֹדָיָה
(Chag HaHodaya)

Emotions and Feelings

- Cozy: נוֹחַ (Noach)

- Nostalgic: נוֹסְטַלְגִּי (Nostalgic)

- Calm: רָגוּעַ (Ragu'a)

- Melancholy: מְלַנְכּוֹלִי (Melancholy)

- Reflective: הִתְבּוֹנְנוּת (Hitbonenut)

These terms will help you discuss and enjoy the autumn season in Hebrew. Whether you're talking about the weather, nature, clothing, activities, or holidays, this vocabulary list will be very useful.