
stocken
to falter
To briefly pause or hesitate while speaking, often out of uncertainty, nervousness, or shock.
Als sie die schlechte Nachricht überbrachte, stockte ihre Stimme.
When she delivered the bad news, her voice faltered.
to falter / stall
Loading your saved state.

to falter
To briefly pause or hesitate while speaking, often out of uncertainty, nervousness, or shock.
Als sie die schlechte Nachricht überbrachte, stockte ihre Stimme.
When she delivered the bad news, her voice faltered.

to stall
A process, movement, or flow slows down or comes to a standstill.
Wegen des Unfalls stockt der Verkehr auf der Autobahn.
Because of the accident, traffic on the highway is stalling.

to congeal
In reference to blood: to clot or become solid. Often used in the idiom 'das Blut in den Adern stocken lassen' (to make someone's blood run cold).
Der Anblick der Spinne ließ ihm das Blut in den Adern stocken.
The sight of the spider made his blood run cold.

to become musty
To become musty or moldy because of moisture.
Die feuchte Wäsche im Keller hat angefangen zu stocken.
The damp laundry in the basement has started to become musty.
'Stocken' (to falter/stall) is an intransitive verb that does not take an accusative object. The subject of the sentence is always the person, thing, or process that starts to falter or stall.
Mitten im Satz stockte der Redner.
In the middle of the sentence, the speaker faltered.
You can recognize the meaning from the subject: If a person, voice, or speech 'stockt' (falters), it means 'zögern' (to hesitate). If traffic, the economy, or negotiations 'stocken' (stall), it means 'zum Stillstand kommen' (to come to a standstill).
Ihre Stimme stockte, als sie von dem Ereignis erzählte.
Her voice faltered as she talked about the event.
In the meaning 'langsamer werden' (to slow down), 'stocken' (to stall) is often used with processes or movements. Typical subjects are 'der Verkehr' (traffic), 'die Verhandlungen' (negotiations), 'der Handel' (trade), or also 'der Atem' (breath).
Wegen des starken Schneefalls stockte der Verkehr auf allen Hauptstraßen.
Because of the heavy snowfall, traffic stalled on all main roads.
The idiom 'jemandem das Blut in den Adern stocken lassen' (to make someone's blood run cold) is very common. The person who is frightened is in the dative.
Der unheimliche Schrei ließ mir das Blut in den Adern stocken.
The eerie scream made my blood run cold.
standstill
With Stillstand, movement or activity has come to a complete stop. Stocken typically describes a process slowing down or being interrupted only temporarily, although it can also come to a standstill. For a brief disruption, stocken is therefore often the better choice.

Wegen eines kurzen Materialmangels stockte die Produktion vorübergehend.
Production stalled temporarily because of a brief shortage of materials.
Nach dem Stromausfall kam die Produktion vollständig zum Stillstand.
After the power outage, production came to a complete standstill.